ics557-07 Integrated Device Technology, ics557-07 Datasheet - Page 2

• Manufacturer Part Number: ics557-07
• Description: 2 1 Multiplexer Chip For Pci-e
• Manufacturer: Integrated Device Technology

MDS 557-07 B
In te grated Circuit Systems
Pin Assignment
Pin Descriptions
Pin
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
GND
VDD
IN2
IN1
IN1
IN2
PD
OE
P R E L I M I N A R Y I N F O R M A T I O N
Rr(IREF)
Name
GND
GND
GND
16-pin (173 mil) TSSOP
VDD
VDD
VDD
CLK
CLK
SEL
Pin
IN1
IN1
IN2
IN2
PD
OE
8
1
2
3
4
5
6
7
Output
Output
Output
Power
Power
Power
Power
Power
Power
Type
Input
Input
Input
Input
Input
Input
Input
Pin
525 Ra ce Street, San Jose, CA 9512 6
16
15
14
13
12
11
10
9
Connect to +3.3 V. Supply voltage for Input clocks.
HCSL/LVDS true input signal 1.
HCSL/LVDS complimentary input signal 1.
Powers down the chip and tri-states outputs when low. Internal pull-up resistor.
HCSL/LVDS true input signal 2.
HCSL/LVDS complimentary input signal 2.
Provides fast output on, tri-states output (High = enable outputs; Low = disable).
Internal pull-up resistor.
Connect to ground.
Precision resistor attached to this pin is connected to the internal current reference.
HCSL differential complimentary clock .
HCSL True clock.
Connect to +3.3 V. Supply Voltage for output clocks.
Connect to +3.3 V. Supply Voltage for output clocks.
Connect to ground.
Connect to ground.
SEL=1 selects IN1/IN1. SEL =0 selects IN2/ IN2. Internal pull-up resistor.
SEL
GND
GND
VDD
VDD
CLK
CLK
IREF
2
Select Table
SEL
0
1
Pin Description
Input Pair
tel [phone]
selected
IN2/ IN2
IN1/ IN1
2:1 Multiplexer Chip for PCI-E
w w w. i c s t . c o m
Revision 041405
ICS557-07