參數(shù)資料
型號(hào): SL28506BZIT
廠商: SILICON LABORATORIES
元件分類: 時(shí)鐘產(chǎn)生/分配
英文描述: 400 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO64
封裝: 6 X 17 MM, HALOGEN FREE AND ROHS COMPLIANT, MO-153EF, TSSOP-64
文件頁數(shù): 12/28頁
文件大?。?/td> 261K
代理商: SL28506BZIT
SL28506
.........................DOC #: SP-AP-0021 (Rev AA) Page 2 of 28
64 TSSOP Pin Definition
Pin No.
Name
Type
Description
1
PCI0/OE#_0/2_A
I/O, SE 3.3V, 33MHz clock/3.3V OE# Input mappable via I2C to control either SRC0 or
SRC2. (Default PCI0, 33MHz clock)
2
VDD_PCI
PWR
3.3V Power supply for PCI PLL.
3
PCI1/OE#_1/4_A
I/O, SE 3.3V, 33MHz clock/3.3V OE# Input mappable via I2C to control either SRC1 or
SRC4. (Default PCI1, 33MHz clock)
4
PCI2/TME
I/O, SE 3.3V tolerance input for overclocking enable pin/3.3V, 33MHz clock.
(Refer to DC Electrical Specifications table for Vil_FS and Vih_FS specifications)
5
PCI3/CFG0
I/O, SE,
PD
3.3V tolerant input for CPU frequency selection/3.3V 33MHz clock.
(Refer to DC Electrical Specifications table for Vil_PCI3/CFG0 and
Vih_PCI3/CFG0 specifications).
6
PCI4/SRC5_EN
I/O, SE 3.3V tolerant input to enable SRC5/3.3V, 33MHz clock.
(Sampled on the CKPWRGD assertion)
1 = SRC5, 0 = CPU_STP#
7
PCIF/ITP_EN
I/O, SE 3.3V LVTTL input to enable SRC8 or CPU2_ITP/3.3V, 33MHz clock.
(Sampled on the CKPWRGD assertion)
1 = CPU2_ITP, 0 = SRC8
8
VSS_PCI
GND
Ground for outputs.
9
VDD_48
PWR
3.3V Power supply for outputs and PLL.
10
USB_48/FSA
I/O
3.3V tolerant input for CPU frequency selection/fixed 3.3V, 48MHz clock output.
(Refer to DC Electrical Specifications table for Vil_FS and Vih_FS specifications)
11
VSS_48
GND
Ground for outputs.
12
VDD_IO
PWR
0.7V Power supply for outputs.
13
SRC0/DOT96
O, DIF 100MHz Differential serial reference clocks/Fixed 96MHz clock output.
(Selected via I2C default is SRC0)
14
SRC0#/DOT96#
O, DIF 100MHz Differential serial reference clocks/Fixed 96MHz clock output.
(Selected via I2C default is SRC0)
15
VSS_IO
GND
Ground for PLL2.
16
VDD_PLL3
PWR
3.3V Power supply for PLL3
17
SRC1/LCD100/SE1
O, DIF,
SE
100MHz Differential serial reference clocks/100MHz LCD video clock/SE1 clocks.
(Default SRC1, 100MHz clock)
18
SRC1#/LCD100#/SE2
O, DIF,
SE
100MHz Differential serial reference clocks/100MHz LCD video clock/SE2 clocks.
(Default SRC1, 100MHz clock)
19
VSS_PLL3
GND
Ground for PLL3.
20
VDD_PLL3_IO
PWR
IO Power supply for PLL3 outputs.
21
SRC2/SATA
O, DIF 100MHz Differential serial reference clocks.
22
SRC2#/SATA#
O, DIF 100MHz Differential serial reference clocks.
23
VSS_SRC
GND
Ground for outputs.
24
SRC3/OE#_0/2_B
I/O,
Dif
100MHz Differential serial reference clocks / 3.3V OE#_0/2_B, input, mappable
via I2C to control either SRC0 or SRC2. (Default SRC3, 100MHz clock)
25
SRC3#OE#_1/4_B
I/O,
Dif
100MHz Differential serial reference clocks / 3.3V OE#_1/4_B input, mappable
via I2C to control either SRC1 or SRC4. (Default SRC3, 100MHz clock)
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