Rev A 6/30/15 2 LOW SKEW, 1-TO-10, DIFFERENTIAL-TO-LVPECL/ECL FANOUT
BUFFER
853S111AI DATA SHEET
Table 1. Pin Descriptions
NOTE: Pullup and Pulldown refer to internal input resistors. See Table 2, Pin Characteristics, for typical values.
Table 2. Pin Characteristics
Number Name Type Description
1V
CC
Power Positive supply pin.
2 CLK_SEL Input Pulldown
Clock select input. When HIGH, selects PCLK1, nPCLK1 inputs. When LOW,
selects PCLK0, nPCLK0 inputs. LVPECL interface levels. Also accepts standard
LVCMOS/LVTTL input levels.
3 PCLK0 Input Pulldown Non-inverting differential LVPECL clock input.
4 nPCLK0 Input
Pullup/
Pulldown
Inverting differential LVPECL clock input. V
CC
/2 default when left floating.
5V
BB
Output Bias voltage to be connected for single-ended LVPECL input.
6 PCLK1 Input Pulldown Non-inverting differential LVPECL clock input.
7 nPCLK1 Input
Pullup/
Pulldown
Inverting differential LVPECL clock input. V
CC
/2 default when left floating.
8V
EE
Power Negative supply pin.
9, 16, 25, 32 V
CCO
Power Output supply pins.
10, 11
nQ9, Q9
Output Differential output pair. LVPECL/ECL interface levels.
12, 13
nQ8, Q8
Output Differential output pair. LVPECL/ECL interface levels.
14, 15
nQ7, Q7
Output Differential output pair. LVPECL/ECL interface levels.
17, 18
nQ6, Q6
Output Differential output pair. LVPECL/ECL interface levels.
19, 20
nQ5, Q5
Output Differential output pair. LVPECL/ECL interface levels.
21, 22
nQ4, Q4
Output Differential output pair. LVPECL/ECL interface levels.
23, 24
nQ3, Q3
Output Differential output pair. LVPECL/ECL interface levels.
26, 27
nQ2, Q2
Output Differential output pair. LVPECL/ECL interface levels.
28, 29
nQ1, Q1
Output Differential output pair. LVPECL/ECL interface levels.
30, 31
nQ0, Q0
Output Differential output pair. LVPECL/ECL interface levels.
Symbol Parameter Test Conditions Minimum Typical Maximum Units
R
PULLDOWN
Input Pulldown Resistor 75 k
R
VCC/2
Pullup/Pulldown Resistors 50 k