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MAX7357EUG+

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22
MAX7356/MAX7357/MAX7358
1-to-8 I
2
C Bus Switches/Multiplexers with Bus
Lock-Up Detection, Isolation, and Notification
_______________________________________________________________________________________ 7
PROTOCOL
SCL
SDA
START
CONDITION
(S)
BIT 7
MSB
(A7)
BIT 6
(A6)
BIT 0
(R/W)
ACKNOWLEDGE
(A)
STOP
CONDITION
(P)
t
SU;STA
t
LOW
t
HIGH
t
BUF
t
HD;STA
t
r
t
f
t
SU;DAT
t
HD;DAT
t
VD;DAT
t
VD;ACK
t
SU;STO
1/f
SCL
Figure 3. I
2
C Bus Timing Diagram
Figure 4. Switch Output Voltage and Current
DEVICE
+
-
V
SWin
I
SWout
V
SW
V
SW
vs. SUPPLY VOLTAGE
MAX7356 toc01
V
DD
(V)
V
SW
(V)
4.73.93.1
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
0
2.3 5.5
I
SWout
= 100
µ
A
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX7356 toc02
V
DD
(V)
I
DD
(µA)
4.73.93.1
20
40
60
80
100
0
2.3 5.5
f
SCL
= 400kHz
ENHANCED MODE
BASIC MODE
SUPPLY CURRENT vs. SCL FREQUENCY
MAX7356 toc03
f
SCL
(kHz)
I
DD
(µA)
300200100
20
40
60
80
100
0
0400
ENHANCED MODE
BASIC MODE
Typical Operating Characteristics
(V
DD
= +5V, T
A
= +25°C, unless otherwise noted.)
MAX7356/MAX7357/MAX7358
1-to-8 I
2
C Bus Switches/Multiplexers with Bus
Lock-Up Detection, Isolation, and Notification
8 _______________________________________________________________________________________
Pin Description
PIN
TQFN TSSOP
NAME FUNCTION
1 4 SD0 I
2
C Bus0 Serial Data
2 5 SC0 I
2
C Bus0 Serial Clock
3 6 SD1 I
2
C Bus1 Serial Data
4 7 SC1 I
2
C Bus1 Serial Clock
5 8 SD2 I
2
C Bus2 Serial Data
6 9 SC2 I
2
C Bus2 Serial Clock
7 10 SD3 I
2
C Bus3 Serial Data
8 11 SC3 I
2
C Bus3 Serial Clock
9 12 GND Supply Ground
10 13 SD4 I
2
C Bus4 Serial Data
11 14 SC4 I
2
C Bus4 Serial Clock
12 15 SD5 I
2
C Bus5 Serial Data
13 16 SC5 I
2
C Bus5 Serial Clock
14 17 SD6 I
2
C Bus6 Serial Data
15 18 SC6 I
2
C Bus6 Serial Clock
16 19 SD7 I
2
C Bus7 Serial Data
17 20 SC7 I
2
C Bus7 Serial Clock
18 21 A2 Device Address Bit 2
19 22 SCL Main I
2
C Bus Clock
20 23 SDA Main I
2
C Bus Data
21 24 V
DD
Supply Voltage
22 1 A0 Device Address Bit 0
23 2 A1 Device Address Bit 1
24 3
RST
(RST/INT)
Active-Low Reset Input and Interrupt Output. RST resets the MAX7356 by a host. RST/INT on
the MAX7357 or MAX7358 is bidirectional. RST/INT is used to reset the device by a host or by
the device to send an interrupt signal to the host.
—— EPE xp osed P ad ( TQ FN O nl y) . C onnect E P to g r ound . D o not use E P as the onl y g r ound connecti on.
( ) For the MAX7357/MAX7358 only.
MAX7356/MAX7357/MAX7358
1-to-8 I
2
C Bus Switches/Multiplexers with Bus
Lock-Up Detection, Isolation, and Notification
_______________________________________________________________________________________ 9
SC0
SC1
SC2
SC3
SC6
SC7
SD0
SD1
SD2
SD3
SD6
SD7
V
DD
SCL
SDA
SWITCH ENABLE/DISABLE
LOCK-UP DETECTION
AND WIGGLE TEST
POWER-ON
RESET
GLITCH FILTER
INT LOGIC
I
2
C BUS
CONTROL
REGISTER BANK WITH SWITCH CONTROL LOGIC
A0
GND
( ) ONLY FOR THE MAX7357 AND MAX7358
A1
A2
RST (RST/INT)
Functional Diagram
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22

MAX7357EUG+

Mfr. #:
Buy MAX7357EUG+
Manufacturer:
Maxim Integrated
Description:
Multiplexer Switch ICs 1-to-8 I2C Bus Switch/MUX
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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