FS6312-71 Просмотр технического описания (PDF) - AMI Semiconductor
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FS6312-71 Datasheet PDF : 6 Pages
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FS6312-71
Three-PLL Clock Generator IC
AMERICAN MICROSYSTEMS, INC.
Preliminary Information
May 2000
Table 1: Pin Descriptions
Key: AI = Analog Input; AO = Analog Output; DI = Digital Input; DIU = Input with Internal Pull-Up; DID = Input with Internal Pull-Down; DIO = Digital Input/Output; DI-3 = Three-Level Digital Input,
DO = Digital Output; P = Power/Ground; # = Active Low pin
PIN
TYPE
NAME
DESCRIPTION
1
DO
CLK_C
C clock output
2
P
VDD
Power supply (3.3V)
3
P
VSS
Ground
4
AI
XIN
Crystal oscillator feedback
5
AO
XOUT
Crystal oscillator drive
6
DI
OE_D
CLK_D output enable
7
DO
CLK_D
D clock output
8
DI
OE_B
CLK_B output enable
9
DO
CLK_B
A clock output
10
DO
CLK_A
B clock output
11
P
VSS
Ground
12
DI
OE_A
CLK_A output enable
13
DI
SELECT
Frequency select control input (see Table)
14
P
VDD
Power supply (3.3V)
15
DI
SUSPEND# Device SUSPEND (power-down) control; when low (logic 0) device is shut-down
16
DI
OE_C
CLK_C output enable
Table 2: Frequency Table – FS6312-71 (3.3volt)
SELECT
0
1
FREF (MHz)
14.31818
14.31818
CLK_A (MHz)
(pin 10)
36.000
36.000
CLK_B (MHz)
(pin 9)
6.000
6.000
CLK_C (MHz)
(pin 1)
11.000
11.000
CLK_D (MHz)
(pin 7)
14.31818
17.734475
(FREF * 706 / 570)
2
5.23.00
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