参数资料
型号: ICS9169F-01LF
厂商: INTEGRATED DEVICE TECHNOLOGY INC
元件分类: 时钟产生/分配
英文描述: 66 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO28
封装: 0.209 INCH, SSOP-28
文件页数: 3/10页
文件大小: 177K
代理商: ICS9169F-01LF
2
ICS9169-01
Pin Configuration
Pin Descriptions
Functionality
*VCO range is limited from 60 - 200 MHz
Note 1: BCLK buffers cannot be supplied with 5 volts (pins 14 and 20) if CPU and fixed frequencies (pins 1, 8, and 26) are being
supplied with 3.3 volts
PIN NUMBER
PIN NAME
TYPE
DESCRIPTION
2X1
IN
XTAL or external reference frequency input. This input includes XTAL load
capacitance and feedback bias for a 12.16 MHz crystal, nominally 14.31818
3
X2
OUT
XTAL output which includes XTAL load capacitance.
4, 11, 23
GND
PWR
Ground for logic, PCLK and fixed frequency output buffers.
17
GND
PWR
Ground for BCLK output buffers.
1, 8, 26
VDD
PWR
Power for logic, PCLK and fixed frequency output buffers.
14, 20
VDD
PWR
Power for BCLK output buffers.
6, 7, 9, 10
PCLK(0:3)
OUT
Processor clock outputs which are a multiple of the input reference frequency
as shown in the table above.
13, 12
FS(0:1)
IN
Frequency multiplier select pins. See table above. These inputs have internal
pull-up devices.
15, 16, 18
19, 21, 22
BCLK(0:5)
OUT
Bus clock outputs are fixed at 1/2 the PCLK frequency.
5
OEN
IN
OEN tristates all outputs when low. This input has an internal pull-up device.
24
48MHz
OUT
Fixed 48 MHz clock (with 14.318 MHz input).
28, 27, 25
REF(0:2)
OUT
REF is a buffered copy of the crystal oscillator or reference input clock,
nominally 14.31818 MHz.
PCLK(0:3)
BCLK(0:5)
48 MHz
VCO/2
PCLK/2
48 MHz
TCLK/2
TCLK/4
TCLK/2
28 Pin SOIC
28 Pin SSOP
FS1
FS0
*VCO
X1, REF
(MHz)
PCLK(0:3)
(MHz)
0
230/33x X1
14.31818
50 (49.7)
0
1
212/23x X1
14.31818
66 (66.5)
1
0
176/21x X1
14.31818
60 (59.9)
1
Test mode
TCLK
TCLK/2
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