參數(shù)資料
型號(hào): SY89311UMITR
廠商: MICREL INC
元件分類: 時(shí)鐘及定時(shí)
英文描述: 2.5V/3.3V/5V 1:2 DIFFERENTIAL PECL/LVPECL/ECL FANOUT BUFFER
中文描述: 89311 SERIES, LOW SKEW CLOCK DRIVER, 2 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), QCC8
封裝: 2 X 2 MM, MLF-8
文件頁(yè)數(shù): 5/6頁(yè)
文件大?。?/td> 49K
代理商: SY89311UMITR
5
Precision Edge
SY89311U
Micrel, Inc.
M9999-072005
hbwhelp@micrel.com or (408) 955-1690
INPUT INTERFACE APPLICATIONS
IN
V
CC
V
CC
1.3V
V
CC
= 2.5V; R1 = 1k
, R2 = 900
V
CC
= 3.3V; R1 = 1k
, R2 = 1.6k
V
CC
= 5V; R1 = 1k
, R2 = 2.8k
V
CC
R1
R2
Figure 1. Single-Ended Input
(Terminating unused input)
LVPECL OUTPUT INTERFACE APPLICATIONS
Z
O
= 50
R2
R1
R1
R2
R3
R4
V
CC
2V
V
CC
1.3V
V
CC
V
CC
V
CC
V
CC
V
CC
= 2.5V; R1 = 250
, R2 = 62.5
, R3 = 1k
, R4 = 900
,
V
CC
= 3.3V; R1 = 130
, R2 = 82
, R3 = 1k
, R4 = 1.6k
,
V
CC
= 5V; R1 = 83
, R2 = 125
, R3 = 1k
, R4 = 2.8k
,
Figure 2c. Terminating Unused I/O
R2
R2
Z
O
= 50
Z
O
= 50
R1
R1
V
CC
2V
V
CC
V
CC
V
CC
V
CC
= 2.5V; R1 = 250
, R2 = 62.5
V
CC
= 3.3V; R1 = 130
, R2 = 82
V
CC
= 5V; R1 = 83
, R2 = 125
Figure 2a. Parallel Thevenin-Equivalent
Termination
Z
O
= 50
Z
O
= 50
R
pd
50
50
C (Optional)
0.01
μ
F
V
CC
V
CC
V
CC
= 2.5V; Rpd = 39
V
CC
= 3.3V; Rpd = 50
V
CC
= 5V; Rpd = 100
Figure 2b. Three Resistor
“Y Termination”
相關(guān)PDF資料
PDF描述
SY89311U 2.5V/3.3V/5V 1:2 DIFFERENTIAL PECL/LVPECL/ECL FANOUT BUFFER
SY89311UMGTR 2.5V/3.3V/5V 1:2 DIFFERENTIAL PECL/LVPECL/ECL FANOUT BUFFER
SY89321LMITR 3.3V DIFFERENTIAL LVPECL-to-LVTTL TRANSLATOR
SY89321L 3.3V DIFFERENTIAL LVPECL-to-LVTTL TRANSLATOR
SY89323L 3.3V DUAL DIFFERENTIAL LVPECL TO LVTTL TRASLATOR
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