ics9db108 Integrated Device Technology, ics9db108 Datasheet - Page 2

• Manufacturer Part Number: ics9db108
• Description: Eight Output Differential Buffer For Pci-express
• Manufacturer: Integrated Device Technology

Pin Description
0723F—12/17/07
PIN #
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
SRC_DIV#
VDD
GND
SRC_IN
SRC_IN#
OE_0
OE_3
DIF_0
DIF_0#
GND
VDD
DIF_1
DIF_1#
OE_1
OE_2
DIF_2
DIF_2#
GND
VDD
DIF_3
DIF_3#
BYPASS#/PLL
SCLK
SDATA
Integrated
Circuit
Systems, Inc.
PIN NAME
PIN TYPE
PWR
PWR
PWR
PWR
PWR
PWR
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
I/O
IN
IN
IN
IN
IN
IN
IN
IN
IN
Active low Input for determining SRC output frequency SRC or
SRC/2.
0 = SRC/2, 1= SRC
Power supply, nominal 3.3V
Ground pin.
0.7 V Differential SRC TRUE input
0.7 V Differential SRC COMPLEMENTARY input
Active high input for enabling outputs.
0 = tri-state outputs, 1= enable outputs
Active high input for enabling outputs.
0 = tri-state outputs, 1= enable outputs
0.7V differential true clock outputs
0.7V differential complement clock outputs
Ground pin.
Power supply, nominal 3.3V
0.7V differential true clock outputs
0.7V differential complement clock outputs
Active high input for enabling outputs.
0 = tri-state outputs, 1= enable outputs
Active high input for enabling outputs.
0 = tri-state outputs, 1= enable outputs
0.7V differential true clock outputs
0.7V differential complement clock outputs
Ground pin.
Power supply, nominal 3.3V
0.7V differential true clock outputs
0.7V differential complement clock outputs
Input to select Bypass(fan-out) or PLL (ZDB) mode
0 = Bypass mode, 1= PLL mode
Clock pin of SMBus circuitry, 5V tolerant.
Data pin for SMBus circuitry, 5V tolerant.
2
(Not recommended for new designs)
DESCRIPTION
ICS9DB108