ics9ex21501 Integrated Device Technology, ics9ex21501 Datasheet - Page 2

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

PIn Configuration
IDT
Notes:100M_133M#
1. Latch selects between 100 and 133 MHz.
2. Writing Byte 2 bits (2:0) can select other frequencies.
Frequency/Functionality Table
HIBW_BYPM_LOBW# Selection (Pin 54)
(100_133M#
9EX21501
15 Output PCIe G2/QPI Differential Buffer with 2:1 Input Mux
This is equivalent to FSC in CK410B+/CK509B FS table.
These frequencies are not characterized in PLL Mode
®
15 Output PCIe G2/QPI Differential Buffer with 2:1 Input Mux
Byte 0,
Latch)
bit 2
State
High
Low
Mid
1
0
0
0
0
1
1
1
Byte 0,
1.2<Vin<1.8V
bit 1
FSB
Vin > 2.0V
0
0
1
1
0
0
1
1
Voltage
<0.8V
DIF_10# 6
DIF_11# 9
DIF_12# 13
DIF_13# 16
DIF_9# 3
DIF_10 5
DIF_11 8
DIF_12 12
DIF_13 15
OE10# 4
OE11# 7
OE12# 14
Byte 0,
DIF_9 2
OE9# 1
bit 0
FSA
GND 10
VDD 11
1
1
1
0
0
0
0
1
Low BW
High BW
Bypass
Mode
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
100.00
133.33
166.67
200.00
266.67
333.33
400.00
Input
MHz
Reserved
100.00
133.33
166.67
200.00
266.67
333.33
400.00
DIF_x
MHz
9EX21501
64-pin MLF
Notes
1
1
2
2
2
2
2
2
Power Groups
Power Down Functionality
SMBus Address Selection (pins 57, 58)
11,17,37,49, 64
CKPWRGD/PD#
SMB_A1
VDD
23
29
0
0
1
1
Pin Number
1
0
INPUTS
48 DIF_6#
47 DIF_6
46 OE6#
45 DIF_5#
44 DIF_5
43 OE5#
42 DIF_4#
41 DIF_4
40 DIF_3#
39 DIF_3
38 GND
37 VDD
36 DIF_2#
35 DIF_2
34 DIF_1#
33 DIF_1
SMB_A0
10, 38
GND
Running
22
26
Input
0
1
0
1
X
Main PLL, Analog
Input buffers
Description
DIF clocks
Address
OUTPUTS
Running
DA
D4
D6
D8
DIF_x
Datasheet
Hi-Z
1578—01/18/11
PLL State
OFF
ON