ics9ex21501 Integrated Device Technology, ics9ex21501 Datasheet - Page 4

• Manufacturer Part Number: ics9ex21501
• Description: 15 Output Pcie G2/qpi Differential Buffer With 2 1 Input Mux
• Manufacturer: Integrated Device Technology

Pin Description (continued)
IDT
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
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62
63
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9EX21501
15 Output PCIe G2/QPI Differential Buffer with 2:1 Input Mux
®
15 Output PCIe G2/QPI Differential Buffer with 2:1 Input Mux
DIF_4
DIF_4#
OE5#
DIF_5
DIF_5#
OE6#
DIF_6
DIF_6#
VDD
OE7#
DIF_7
DIF_7#
100M_133M#
HIBW_BYPM_LOBW#
SMBCLK
SMBDAT
SMB_A1
SMB_A0
SEL_A_B#
CKPWRGD/PD#
DIF_8
DIF_8#
OE8#
VDD
PWR
PWR
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
I/O
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
0.7V differential true clock output
0.7V differential complement clock output
Active low input for enabling DIF pair 5.
1 = tri-state outputs, 0 = enable outputs
0.7V differential true clock output
0.7V differential complement clock output
Active low input for enabling DIF pair 6.
1 = tri-state outputs, 0 = enable outputs
0.7V differential true clock output
0.7V differential complement clock output
Power supply, nominal 3.3V
Active low input for enabling DIF pair 7.
1 = tri-state outputs, 0 = enable outputs
0.7V differential true clock output
0.7V differential complement clock output
Input to select operating frequency. See Frequency/Functionality Table for functionality of this pin.
Trilevel input to select High BW, Bypass Mode or Low BW.
0 = Low BW Mode, Mid= Bypass Mode, 1 = High Bandwidth
Clock pin of SMBUS circuitry, 5V tolerant
Data pin of SMBUS circuitry, 5V tolerant
SMBus address bit 1
SMBus address bit 0 (LSB)
Input to select differential input clock A or differential input clock B.
0 = Input B selected, 1 = Input A selected.
Notifies the clock to sample latched inputs on the rising edge, and to power down on the falling edge.
0.7V differential true clock output
0.7V differential complement clock output
Active low input for enabling DIF pair 8.
1 = tri-state outputs, 0 = enable outputs
Power supply, nominal 3.3V
4
Datasheet
1578—01/18/11