adclk954 Analog Devices, Inc., adclk954 Datasheet - Page 6

• Manufacturer Part Number: adclk954
• Description: Two Selectable Inputs, 12 Lvpecl Outputs, Sige Clock Fanout Buffer
• Manufacturer: Analog Devices, Inc.

ADCLK954
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Table 7. Pin Function Descriptions
Pin No.
1
2
3
4
5
6
7
8
9
10
11, 20, 21,
30, 31, 40
12, 13
14, 15
16, 17
18, 19
22, 23
24, 25
26, 27
28, 29
32, 33
34, 35
36, 37
38, 39
(41)
Mnemonic
IN_SEL
CLK0
CLK0
V
V
CLK1
CLK1
V
V
V
V
Q11, Q11
Q10, Q10
Q9, Q9
Q8, Q8
Q7, Q7
Q6, Q6
Q5, Q5
Q4, Q4
Q3, Q3
Q2, Q2
Q1, Q1
Q0, Q0
EPAD
T
REF
EE
CC
REF
T
0
1
1
0
Description
Input Select. Logic 0 selects CLK0 and CLK0 inputs. Logic 1 selects CLK1 and CLK1 inputs.
Differential Input (Positive) 0.
Differential Input (Negative) 0.
Reference Voltage. Reference voltage for biasing ac-coupled CLK0 and CLK0 inputs.
Center Tap. Center tap of a 100 Ω input resistor for CLK0 and CLK0 inputs.
Differential Input (Positive) 1.
Differential Input (Negative) 1.
Center Tap. Center tap of a 100 Ω input resistor for CLK1 and CLK1 inputs.
Reference Voltage. Reference voltage for biasing ac-coupled CLK1 and CLK1 inputs.
Negative Supply Pin.
Positive Supply Pin.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
Differential LVPECL Outputs.
EPAD must be connected to V
IN_SEL
V
V
CLK0
CLK1
CLK1
CLK0
REF
REF
NOTES
1. EPAD MUST BE SOLDERED TO V
V
V
V
EE
T
T
0
0
1
1
10
1
2
3
4
5
6
7
8
9
Figure 2. Pin Configuration
EE
.
Rev. 0 | Page 6 of 12
ADCLK954
(Not to Scale)
TOP VIEW
EE
POWER PLANE.
30 V
29 Q4
28 Q4
27 Q5
26 Q5
25 Q6
24 Q6
23 Q7
22 Q7
21 V
CC
CC