參數(shù)資料
型號(hào): CDCU2A877ZQL
廠商: Texas Instruments, Inc.
英文描述: 1.8-V PHASE LOCK LOOP CLOCK DRIVER
中文描述: 的1.8 V鎖相環(huán)時(shí)鐘驅(qū)動(dòng)器
文件頁(yè)數(shù): 3/14頁(yè)
文件大小: 362K
代理商: CDCU2A877ZQL
www.ti.com
CDCU2A877
SCAS827–AUGUST 2006
Table 1. Terminal Functions
NAME
BGA
G1
H1
E1
F1
E6
F6
H6
G6
F5
D5
MLF
7
8
4
5
27
26
24
25
22
21
10
I/O
DESCRIPTION
AGND
AV
DD
CK
CK
FBIN
FBIN
FBOUT
FBOUT
OE
OS
GND
Analog ground
Analog power
Clock input with a (10 k
to 100 k
) pulldown resistor
Complementary clock input with a (10 k
to 100 k
) pulldown resistor
Feedback clock input
Complementary feedback clock input
Feedback clock output
Complementary feedback clock output
Output enable (asynchronous)
Output select (tied to GND or VDD)
Ground
I
I
I
I
O
O
I
I
B2, B3, B4,
B5, C2, C5,
H2, H5, J2, J3,
J4, J5
D2, D3, D4,
E2, E5, F2,
G2, G3, G4,
G5
A2, A1, D1,
J1, K3, A5, A6, 34, 33, 29, 19, 16
D6, J6, K4
A3, B1, C1,
37, 40, 2, 12, 13,
K1, K2, A4,
35, 32, 30, 18, 17
B6, C6, K6, K5
V
DDQ
1, 6, 9, 15, 20,
23, 28, 31, 36
Logic and output power
Y[0:9]
38, 39, 3, 11, 14,
O
Clock outputs
Y[0:9]
O
Complementary clock outputs
Table 2. Function Table
INPUTS
OUTPUTS
Y
PLL
AV
DD
GND
GND
GND
GND
OE
H
H
L
L
OS
X
X
H
L
CK
L
H
L
H
CK
H
L
H
L
Y
L
H
L
Z
LZ
FBOUT
L
H
L
H
FBOUT
H
L
H
L
Bypassed/Off
Bypassed/Off
Bypassed/Off
Bypassed/Off
L
Z
LZ
Y7 Active
L
Z
LZ
Y7 Active
L
H
L
Z
Y7 Active
L
Z
LZ
Y7 Active
H
L
L
Z
1.8 V Nomnal
1.8 V Nomnal
L
L
H
L
L
H
H
L
L
H
H
L
On
On
1.8 V Nomnal
1.8 V Nomnal
1.8 V Nomnal
X
H
H
X
X
X
X
X
X
L
H
LH
H
H
L
L
H
L
H
L
Z
H
L
L
Z
On
On
Off
Reserved
3
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