MAX338CSE [MAXIM]

ANALOG MUX|SINGLE|8-CHANNEL|CMOS|SOP|16PIN|PLASTIC ; 模拟多路复用器|单| 8路| CMOS |专科| 16PIN |塑料\n
MAX338CSE
型号: MAX338CSE
厂家: MAXIM INTEGRATED PRODUCTS    MAXIM INTEGRATED PRODUCTS
描述:

ANALOG MUX|SINGLE|8-CHANNEL|CMOS|SOP|16PIN|PLASTIC
模拟多路复用器|单| 8路| CMOS |专科| 16PIN |塑料\n

复用器
文件: 总12页 (文件大小:92K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
19-0272; Rev 0; 8/94  
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
8/MAX39  
_______________Ge n e ra l De s c rip t io n  
____________________________Fe a t u re s  
On-Resistance, <400max  
The MAX338/MAX339 are monolithic, CMOS analog  
multip le xe rs (muxe s ). The 8-c ha nne l MAX338 is  
designed to connect one of eight inputs to a common  
output by control of a 3-bit binary address. The dual, 4-  
channel MAX339 is designed to connect one of four  
inputs to a common output by control of a 2-bit binary  
address. Both devices can be used as either a mux or  
a demux. On-resistance is 400max, and the devices  
conduct current equally well in both directions.  
Transition Time, <500ns  
On-Resistance Match, <10Ω  
NO-Off Leakage Current, <20pA at +25°C  
1.5pC Charge Injection  
Single-Supply Operation (+4.5V to +30V)  
Bipolar-Supply Operation (±4.5V to ±20V)  
These muxes feature extremely low off leakages (less  
than 20pA at +25°C), and extremely low on-channel  
leakages (less than 50pA at +25°C). The new design  
offers guaranteed low charge injection (1.5pC typ) and  
electrostatic discharge (ESD) protection greater than  
2000V, per method 3015.7. These improved muxes are  
p in-c omp a tib le up g ra d e s for the ind us try-s ta nd a rd  
DG508A and DG509A. For similar Maxim devices with  
lower leakage and charge injection but higher on-resis-  
tance, see the MAX328 and MAX329.  
Plug-In Upgrade for Industry-Standard  
DG508A/DG509A  
Rail-to-Rail Signal Handling  
TTL/CMOS-Logic Compatible  
ESD Protection >2000V, per Method 3015.7  
______________Ord e rin g In fo rm a t io n  
The MAX338/MAX339 operate from a single +4.5V to  
+30V supply or from dual supplies of ±4.5V to ±20V.  
All control inputs (whether address or enable) are TTL  
compatible (+0.8V to +2.4V) over the full specified tem-  
perature range and over the ±4.5V to ±18V supply  
range. These parts are fabricated with Maxims 44V sili-  
con-gate process.  
PART  
TEMP. RANGE  
0°C to +70°C  
PIN-PACKAGE  
16 Plastic DIP  
16 Narrow SO  
Dice*  
MAX338CPE  
MAX338CSE  
MAX338C/D  
MAX338EPE  
MAX338ESE  
MAX338EJE  
MAX338MJE  
0°C to +70°C  
0°C to +70°C  
-40°C to +85°C  
-40°C to +85°C  
-40°C to +85°C  
-55°C to +125°C  
16 Plastic DIP  
16 Narrow SO  
16 CERDIP  
________________________Ap p lic a t io n s  
16 CERDIP**  
Data-Acquisition Systems Sample-and-Hold Circuits  
Ordering Information continued at end of data sheet.  
* Contact factory for dice specifications.  
** Contact factory for availability.  
Test Equipment  
Military Radios  
Heads-Up Displays  
Communications Systems  
Guidance and Control Systems  
PBX, PABX  
_____________________P in Co n fig u ra t io n s /Fu n c t io n a l Dia g ra m s /Tru t h Ta b le s  
V+  
V-  
GND  
TOP VIEW  
NO1  
NO2  
NO3  
NO4  
NO5  
A0  
EN  
A1  
1
2
3
4
5
6
7
8
16  
15  
14  
13  
12  
11  
10  
9
A2  
V-  
GND  
V+  
COM  
NO1  
MAX338  
NO2  
NO3  
NO6  
NO7  
NO5  
NO6  
NO7  
NO8  
NO8  
NO4  
CMOS DECODE LOGIC  
COM  
DIP/SO  
A2  
A1  
A0  
EN  
Continued at end of data sheet.  
MAX338 8-CHANNEL SINGLE-ENDED MULTIPLEXER  
________________________________________________________________ Maxim Integrated Products  
1
Ca ll t o ll fre e 1 -8 0 0 -9 9 8 -8 8 0 0 fo r fre e s a m p le s o r lit e ra t u re .  
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
ABSOLUTE MAXIMUM RATINGS  
Voltage Referenced to V-  
Continuous Power Dissipation (TA = +70°C)  
V+ ............................................................................-0.3V, 44V  
GND.........................................................................-0.3V, 25V  
Digital Inputs, NO, COM (Note 1)...........(V- - 2V) to (V+ + 2V) or  
30mA (whichever occurs first)  
Plastic DIP (derate 10.53mW/°C above +70°C) ..........842mW  
Narrow SO (derate 8.70mW/°C above +70°C) ............696mW  
CERDIP (derate 10.00mW/°C above +70°C)...............800mW  
Operating Temperature Ranges  
Continuous Current (any terminal)......................................30mA  
Peak Current, NO or COM  
(pulsed at 1ms, 10% duty cycle max) ..........................100mA  
MAX33_C__ ........................................................0°C to +70°C  
MAX33_E__......................................................-40°C to +85°C  
MAX33_MJE ..................................................-55°C to +125°C  
Storage Temperature Range .............................-65°C to +150°C  
Lead Temperature (soldering, 10sec) .............................+300°C  
Note 1: Signals on NO, COM, EN, A0, A1, or A2 exceeding V+ or V- are clamped by internal diodes. Limit forward current to  
maximum current ratings.  
Stresses beyond those listed under Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional  
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to  
absolute maximum rating conditions for extended periods may affect device reliability.  
8/MAX39  
ELECTRICAL CHARACTERISTICS—Dual Supplies  
(V+ = +15V, V- = -15V, GND = 0V, V = +2.4V, V = +0.8V, T = T  
to T , unless otherwise noted.)  
MAX  
AH  
AL  
A
MIN  
MIN  
TYP  
(Note 2)  
MAX  
PARAMETER  
SWITCH  
SYMBOL  
CONDITIONS  
UNITS  
V
V
COM  
,
NO  
Analog Signal Range  
On-Resistance  
(Note 3)  
-15  
15  
V
T
= +25°C  
220  
4
400  
500  
10  
A
I
NO  
= 0.2mA,  
R
ON  
V
COM  
= ±10V  
T
A
= T  
to T  
MIN  
MAX  
MAX  
T
A
= +25°C  
On-Resistance Matching  
Between Channels  
I
NO  
= 0.2mA,  
R  
ON  
V
COM  
= ±10V (Note 4)  
T
A
= T  
to T  
15  
MIN  
T
= +25°C  
-0.02  
-1.25  
-20  
0.001  
0.02  
1.25  
20  
A
V
= +10V,  
= ±10V,  
= 0V  
COM  
NO-Off Leakage Current  
(Note 5)  
I
V
C, E  
M
nA  
NO(OFF)  
NO  
T
= T  
A
MIN  
V
EN  
to T  
MAX  
T
= +25°C  
-0.05  
-3.25  
-40  
0.005  
0.005  
0.006  
0.008  
0.05  
3.25  
40  
A
V
= ±10V,  
= +10V, MAX338  
= 0V  
NO  
V
C, E  
M
COM  
T
= T  
A
MIN  
V
EN  
to T  
MAX  
COM-Off Leakage Current  
(Note 5)  
I
nA  
COM(OFF)  
T
A
= +25°C  
-0.05  
-1.65  
-20  
0.05  
1.65  
20  
V
= +10V,  
= ±10V, MAX339  
= 0V  
NO  
V
C, E  
M
COM  
T
= T  
A
MIN  
V
EN  
to T  
MAX  
T
A
= +25°C  
-0.05  
-3.25  
-40  
0.05  
3.25  
40  
V
= ±10V,  
= ±10V,  
MAX338  
MAX339  
C, E  
M
COM  
T
= T  
A
MIN  
V
NO  
to T  
MAX  
COM-On Leakage Current  
(Note 5)  
I
sequence  
each switch  
on  
nA  
COM(ON)  
T
A
= +25°C  
-0.05  
-1.65  
-20  
0.05  
1.65  
20  
C, E  
M
T
= T  
A
MIN  
to T  
MAX  
2
_______________________________________________________________________________________  
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
8/MAX39  
ELECTRICAL CHARACTERISTICS—Dual Supplies (continued)  
(V+ = +15V, V- = -15V, GND = 0V, V = +2.4V, V = +0.8V, T = T  
to T , unless otherwise noted.)  
MAX  
AH  
AL  
A
MIN  
MIN  
TYP  
(Note 2)  
MAX  
PARAMETER  
SYMBOL  
CONDITIONS  
UNITS  
INPUT  
Input Current with  
Input Voltage High  
I
V
= 2.4V or 15V  
-1.0  
-1.0  
0.001  
1.0  
1.0  
µA  
µA  
AH  
A
Input Current with  
Input Voltage Low  
V
= 0V or 2.4V,  
= 0V  
EN  
I
AL  
V
A
SUPPLY  
Power-Supply Range  
±4.5  
±20  
100  
150  
500  
600  
1
V
T
= +25°C  
50  
A
V
= V = 0V  
A
µA  
EN  
T
A
= T  
to T  
MIN  
MAX  
MAX  
MAX  
Positive Supply Current  
Negative Supply Current  
I+  
T = +25°C  
A
290  
V
= 2.4V,  
EN  
µA  
µA  
V
A(ALL)  
= 2.4V  
T
A
= T  
to T  
MIN  
T = +25°C  
A
-1  
V
= 0V or 2.4V,  
EN  
I-  
V
A(ALL)  
= 0V, 2.4V or 5V  
T
A
= T  
to T  
-10  
10  
MIN  
DYNAMIC  
Transistion Time  
t
Figure 2  
Figure 4  
T
= +25°C  
= +25°C  
= +25°C  
200  
140  
160  
500  
ns  
ns  
TRANS  
A
Break-Before-Make Interval  
t
T
A
10  
OPEN  
T
A
500  
750  
500  
750  
Enable Turn-On Time  
Enable Turn-Off Time  
t
Figure 3  
Figure 3  
ns  
ns  
ON(EN)  
T
A
= T  
to T  
MIN  
MAX  
MAX  
T
A
= +25°C  
100  
1.5  
-75  
t
OFF(EN)  
Q
T
A
= T  
to T  
MIN  
C
= 100pF,  
L
Charge Injection  
(Note 3)  
V
NO  
= 0V,  
T
A
= +25°C  
= +25°C  
5
pC  
dB  
R
S
= 0, Figure 6  
V
EN  
= 0V,  
Off Isolation  
(Note 6)  
V
ISO  
R
L
= 1k,  
T
A
f = 100kHz  
V
EN  
= 2.4V,  
f = 100kHz,  
= 1V  
Crosstalk Between Channels  
V
CT  
T
A
= +25°C  
-92  
dB  
V
,
P-P  
GEN  
R
L
= 1k, Figure 7  
Logic Input Capacitance  
NO-Off Capacitance  
C
f = 1MHz  
f = 1MHz,  
T
= +25°C  
T = +25°C  
A
2
3
pF  
pF  
IN  
A
C
V
= V = 0V,  
NO(OFF)  
EN  
NO  
Figure 8  
f = 1MHz,  
MAX338  
MAX339  
MAX338  
MAX339  
11  
6
V
EN  
= 0.8V,  
COM-Off Capacitance  
COM-On Capacitance  
C
T
= +25°C  
= +25°C  
pF  
pF  
COM(OFF)  
COM(ON)  
A
V
COM  
= 0V,  
Figure 8  
f = 1MHz,  
16  
9
V
EN  
= 2.4V,  
C
T
A
V
COM  
= 0V,  
Figure 8  
_______________________________________________________________________________________  
3
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
ELECTRICAL CHARACTERISTICS—Single Supply  
(V+ = +12V, V- = 0V, GND = 0V, V = +2.4V, V = +0.8V, T = T  
to T , unless otherwise noted.)  
MAX  
AH  
AL  
A
MIN  
MIN  
TYP  
(Note 2)  
MAX  
PARAMETER  
SWITCH  
SYMBOL  
CONDITIONS  
UNITS  
V
V
COM  
,
NO  
Analog Signal Range  
(Note 3)  
0
12  
V
I
V
= 0.2mA  
NO  
On-Resistance  
R
T
A
= +25°C  
460  
650  
ON  
= 3V or 10V  
COM  
DYNAMIC  
V
V
NO8  
= 8V,  
= 0V,  
NO1  
Transition Time  
(Note 3)  
t
T
= +25°C  
= +25°C  
210  
280  
500  
500  
ns  
ns  
TRANS  
A
V
= 2.4V,  
IN  
Figure 1  
V
= 2.4V,  
= 0V,  
= 5V,  
INH  
8/MAX39  
Enable Turn-On Time  
(Note 3)  
V
INL  
V
NO1  
t
T
A
ON(EN)  
Figure 3  
V
V
INL  
= 2.4V,  
= 0V,  
INH  
Enable Turn-Off Time  
(Note 3)  
t
T
= +25°C  
= +25°C  
110  
1.8  
500  
5
ns  
OFF(EN)  
A
V
= 5V,  
NO1  
Figure 3  
C
= 100pF,  
= 0V,  
= 0Ω  
L
Charge Injection  
(Note 3)  
Q
V
T
A
pC  
NO  
R
S
Note 2: The algebraic convention where the most negative value is a minimum and the most positive value a maximum is used in  
this data sheet.  
Note 3: Guaranteed by design.  
Note 4: R  
= R  
- R  
ON(MIN)  
.
ON  
ON(MAX)  
Note 5: Leakage parameters are 100% tested at the maximum rated hot temperature and guaranteed by correlation at +25°C.  
Note 6: Worst-case isolation is on channel 4 because of its proximity to the drain pin. Off isolation = 20log V /V , where  
COM NO  
V
COM  
= output and V = input to off switch.  
NO  
4
_______________________________________________________________________________________  
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
8/MAX39  
__________________________________________Typ ic a l Op e ra t in g Ch a ra c t e ris t ic s  
(T = +25°C, unless otherwise noted.)  
A
ON-RESISTANCE vs. V  
COM  
ON-RESISTANCE vs. V  
COM  
OVER  
ON-RESISTANCE vs. V  
COM  
(DUAL SUPPLIES)  
TEMPERATURE (DUAL SUPPLIES)  
(SINGLE SUPPLY)  
600  
500  
400  
300  
200  
100  
0
1400  
1200  
1000  
V+ = +15V  
V- = -15V  
+125°C  
±5V  
+5V  
400  
300  
200  
+85°C  
+25°C  
±10V  
±15V  
800  
600  
400  
+12V  
+15V  
-55°C  
+20V  
±20V  
100  
0
200  
0
-20 -15 -10 -5  
0
5
10 15 20  
-15  
-10  
-5  
0
5
10  
15  
0
5
10  
15  
20  
V
COM  
(V)  
V
COM  
(V)  
V
COM  
(V)  
ON-RESISTANCE vs. V  
COM  
OVER  
TEMPERATURE (SINGLE SUPPLY)  
ON LEAKAGE vs. TEMPERATURE  
OFF LEAKAGE vs. TEMPERATURE  
1000  
100  
700  
600  
1000  
100  
V+ = +15V  
V- = 0V  
V+ = +15V  
V- = -15V  
V+ = +15V  
V- = -15V  
500  
400  
300  
10  
10  
+125°C  
+85°C  
1
1
+25°C  
-55°C  
0.1  
I
0.1  
COM (OFF)  
I
COM (ON)  
200  
0.01  
0.001  
0.0001  
0.01  
0.001  
0.0001  
I
NO (OFF)  
100  
0
0
5
10  
15  
-55 -35 -15  
5
25 45 65 85 105 125  
-55 -35 -15  
5
25 45 65 85 105 125  
TEMPERATURE (°C)  
V
COM  
(V)  
TEMPERATURE (°C)  
TRANSITION TIME vs.  
POWER SUPPLIES  
SUPPLY CURRENT vs. TEMPERATURE  
CHARGE INJECTION vs. V  
COM  
40  
30  
1000  
100  
10  
1000  
900  
R = 1kΩ  
L
I+, V  
A(ALL)  
= 2.4V  
C
= 100pF  
L
V- = 0V  
I+, V = 0V  
A
800  
700  
20  
±15V  
SINGLE SUPPLY  
600  
500  
400  
300  
200  
100  
0
+5V  
+12V  
10  
0
1
0.1  
0.01  
-10  
DUAL SUPPLIES  
I-  
-20  
-30  
0.001  
0
±5  
±10  
±15  
±20  
-55 -35 -15  
5
25 45 65 85 105 125  
-15  
-10  
-5  
0
5
10  
15  
OR 5V  
OR 10V  
TEMPERATURE (°C)  
(SINGLE)  
(SINGLE)  
V
(V)  
COM  
SUPPLY VOLTAGE (V)  
_______________________________________________________________________________________  
5
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
______________________________________________________________P in De s c rip t io n  
PIN  
NAME  
FUNCTION  
MAX338  
MAX339  
1, 15, 16  
A0, A2, A1  
A0, A1  
Address Inputs  
Address Inputs  
Enable Input  
2
1, 16  
2
EN  
3
3
V-  
Negative Supply Voltage Input  
Analog Inputs—bidirectional  
Analog Inputs—bidirectional  
Analog Output—bidirectional  
Analog Outputs—bidirectional  
Analog Inputs—bidirectional  
Analog Inputs—bidirectional  
Positive Supply Voltage Input  
Ground  
4–7  
8
NO1–NO4  
NO1A–NO4A  
COM  
4–7  
9–12  
13  
14  
8, 9  
COMA, COMB  
NO8–NO5  
NO4B–NO1B  
V+  
8/MAX39  
10–13  
14  
15  
GND  
__________Ap p lic a t io n s In fo rm a t io n  
V+  
Op e ra t io n w it h  
S u p p ly Vo lt a g e s Ot h e r t h a n 1 5 V  
Using supply voltages less than ±15V will reduce the  
analog signal range. The MAX338/MAX339 switches  
operate with ±4.5V to ±20V bipolar supplies or with a  
+4.5V to +30V single supply. Connect V- to GND when  
operating with a single supply. Both device types can  
also operate with unbalanced supplies such as +24V  
and -5V. The Typical Operating Characteristics graphs  
show typical on-resistance with 20V, 15V, 10V, and 5V  
supplies. (Switching times increase by a factor of two  
or more for operation at 5V.)  
NO  
COM  
V
g
Ove rvo lt a g e P ro t e c t io n  
Proper power-supply sequencing is recommended for  
all CMOS devices. Do not exceed the absolute maxi-  
mum ratings, because stresses beyond the listed rat-  
ings may cause permanent damage to the devices.  
Always sequence V+ on first, then V-, followed by the  
logic inputs NO and COM. If power-supply sequencing  
is not possible, add two small signal diodes in series  
with supply pins for overvoltage protection (Figure 1).  
Adding diodes reduces the analog signal range to 1V  
below V+ and 1V above V-, but does not affect the  
devices’ low switch resistance and low leakage charac-  
teristics. Device operation is unchanged, and the differ-  
ence between V+ and V- should not exceed 44V.  
V-  
Figure 1. Overvoltage Protection Using External Blocking  
Diodes  
6
_______________________________________________________________________________________  
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
8/MAX39  
______________________________________________Te s t Circ u it s /Tim in g Dia g ra m s  
+15V  
V+  
NO1  
A2  
A1  
A0  
±10V  
+10V  
NO2-NO7  
MAX338  
NO8  
tr < 20ns  
LOGIC  
INPUT  
+3V  
0V  
EN  
COM  
t < 20ns  
V
f
OUT  
50%  
GND  
V-  
10pF  
50  
1k  
-15V  
V
NO1  
+15V  
V+  
90%  
SWITCH  
OUTPUT  
V
OUT  
NO1B  
A1  
A0  
±10V  
+10V  
0V  
90%  
NO1A-NO4A  
NO4B  
V
NO8  
t
t
TRANS  
ON  
TRANS  
MAX339  
EN  
COMB  
V-  
ON  
V
OUT  
GND  
10pF  
50Ω  
1k  
-15V  
Figure 2. Transition Time  
+15V  
V+  
EN  
NO1  
-5V  
NO2-NO8  
A0  
A1  
A2  
MAX338  
tr < 20ns  
COM  
V
OUT  
+3V  
0V  
t < 20ns  
LOGIC  
INPUT  
f
GND  
V-  
50%  
50Ω  
10pF  
1k  
t
t
OFF(EN)  
ON(EN)  
-15V  
0V  
+15V  
V+  
10%  
SWITCH  
OUTPUT  
OUT  
EN  
NO1B  
-5V  
V
NO1A-NO4A,  
NO2B-NO4B,  
90%  
V
O
A0  
A1  
COMA  
MAX339  
COMB  
V
OUT  
GND  
V-  
50Ω  
35pF  
1k  
-15V  
Figure 3. Enable Switching Time  
_______________________________________________________________________________________  
7
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
_________________________________Te s t Circ u it s /Tim in g Dia g ra m s (c o n t in u e d )  
+15V  
V+  
tr < 20ns  
+2.4V  
EN  
A0  
+3V  
0V  
t < 20ns  
LOGIC  
INPUT  
f
50%  
NO1-NO8  
+5V  
V
OUT  
A1  
A2  
MAX338  
80%  
SWITCH  
OUTPUT  
COM  
V
OUT  
GND  
V-  
10pF  
t
OPEN  
0V  
1k  
50Ω  
8/MAX39  
-15V  
Figure 4. Break-Before-Make Interval  
+15V  
R
S
NO  
EN  
V+  
+3V  
0V  
LOGIC  
INPUT  
OFF  
ON  
OFF  
V
S
A0  
A1  
A2  
COM  
CHANNEL  
SELECT  
V
OUT  
MAX338  
V  
OUT  
C = 100pF  
L
V
OUT  
GND  
V-  
V IS THE MEASURED VOLTAGE DUE TO CHARGE TRANSFER  
OUT  
ERROR Q WHEN THE CHANNEL TURNS OFF.  
-15V  
Q = C x V  
L
OUT  
Figure 5. Charge Injection  
8
_______________________________________________________________________________________  
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
8/MAX39  
_________________________________Te s t Circ u it s /Tim in g Dia g ra m s (c o n t in u e d )  
10nF  
+15V  
+15V  
V+  
10nF  
V
OUT  
V+  
NO1  
NO2  
V
IN  
NO1  
NO8  
R =  
L
1k  
R = 50Ω  
S
MAX338  
NO8  
A0  
A1  
A2  
COM  
V
OUT  
COM  
A0  
A1  
A2  
R = 50Ω  
S
MAX338  
EN  
R
1k  
L
GND  
V-  
GND  
EN  
V-  
10nF  
10nF  
-15V  
-15V  
V
OUT  
V
OFF ISOLATION = 20log  
OUT  
V
CROSSTALK = 20log  
IN  
V
IN  
Figure 6. Off Isolation  
Figure 7. Crosstalk  
+15V  
V+  
NO1  
A2  
Meter  
CHANNEL  
SELECT  
A1  
MAX338  
EN  
NO8  
Impedance  
Analyzer  
A0  
COM  
f = 1MHz  
GND  
V-  
-15V  
Figure 8. NO/COM Capacitance  
_______________________________________________________________________________________  
9
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
________P in Co n fig u ra t io n s /Fu n c t io n a l Dia g ra m s /Tru t h Ta b le s (c o n t in u e d )  
TOP VIEW  
V+  
V-  
GND  
NO1A  
A0  
EN  
A1  
1
2
3
4
5
6
7
8
16  
15  
14  
13  
12  
11  
10  
9
NO2A  
NO3A  
GND  
V+  
COMA  
COMB  
V-  
NO1A  
MAX339  
NO1B  
NO2B  
NO3B  
N04B  
COMB  
NO4A  
NO2A  
NO3A  
NO4A  
COMA  
NO1B  
NO2B  
NO3B  
NO4B  
8/MAX39  
DIP/SO  
CMOS DECODE LOGIC  
EN  
MAX339 8-CHANNEL SINGLE-ENDED MULTIPLEXER  
A1  
A0  
ON  
SWITCH  
A2  
A1  
A0  
EN  
ON  
SWITCH  
X
0
0
0
0
1
1
1
1
X
0
0
1
1
0
0
1
1
X
0
1
0
1
0
1
0
1
0
1
1
1
1
1
1
1
1
None  
A1  
A0  
EN  
1
2
3
4
5
6
7
8
X
0
0
1
1
X
0
1
0
1
0
1
1
1
1
None  
1
2
3
4
MAX339  
MAX338  
LOGIC “0” V 0.8V, LOGIC “1” V 2.4V  
LOGIC “0” V 0.8V, LOGIC “1” V 2.4V  
AL  
AH  
AL  
AH  
10 ______________________________________________________________________________________  
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
8/MAX39  
_Ord e rin g In fo rm a t io n (c o n t in u e d )  
PART  
TEMP. RANGE  
0°C to +70°C  
PIN-PACKAGE  
16 Plastic DIP  
16 Narrow SO  
Dice*  
MAX339CPE  
MAX339CSE  
MAX339C/D  
MAX339EPE  
MAX339ESE  
MAX339EJE  
MAX339MJE  
0°C to +70°C  
0°C to +70°C  
-40°C to +85°C  
-40°C to +85°C  
-40°C to +85°C  
-55°C to +125°C  
16 Plastic DIP  
16 Narrow SO  
16 CERDIP  
16 CERDIP**  
* Contact factory for dice specifications.  
** Contact factory for availability.  
______________________________________________________________________________________ 11  
8 -Ch a n n e l/Du a l 4 -Ch a n n e l,  
Lo w -Le a k a g e , CMOS An a lo g Mu lt ip le x e rs  
__________________________________________________________Ch ip To p o g ra p h ie s  
MAX338  
MAX339  
N. C.  
GND  
A2  
EN  
A0  
A1  
A0  
A1  
GND  
EN  
V+  
V+  
V-  
NO1A  
NO2A  
V-  
NO1  
NO2  
NO1B  
NO2B  
NO5  
NO6  
8/MAX39  
NO3B  
N. C.  
NO3A  
NO3  
0. 114"  
(2. 89mm)  
0. 114"  
(2. 89mm)  
NO4A  
NO4  
N04B  
N07  
COMA COMB  
COM NO8  
0. 078"  
0. 078"  
(1. 98mm)  
(1. 98mm)  
N.C. = NO INTERNAL CONNECTION  
TRANSISTOR COUNT: 224  
SUBSTRATE IS INTERNALLY CONNECTED TO V+  
TRANSISTOR COUNT: 224  
SUBSTRATE IS INTERNALLY CONNECTED TO V+  
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are  
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.  
12 __________________Ma x im In t e g ra t e d P ro d u c t s , 1 2 0 S a n Ga b rie l Drive , S u n n yva le , CA 9 4 0 8 6 (4 0 8 ) 7 3 7 -7 6 0 0  
© 1994 Maxim Integrated Products  
Printed USA  
is a registered trademark of Maxim Integrated Products.  

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