MAX3872EGJ Maxim Integrated Products, MAX3872EGJ Datasheet - Page 7

• Manufacturer Part Number: MAX3872EGJ
• Description: Timers & Support Products Multirate Clock and Data Recovery with L
• Manufacturer: Maxim Integrated Products

Specifications of MAX3872EGJ

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

10, 11, 16,
1, 4, 27
25, 32
13, 18
21, 24
PIN
EP
12
14
15
17
19
20
22
23
26
28
29
30
31
2
3
5
6
7
8
9
VCC_VCO
VCC_OUT
RATESET
FREFSET
SCLKO+
Exposed
SCLKO-
NAME
SLBI+
SDO+
V
CAZ+
SLBI-
SDO-
SDI+
LREF
CAZ-
GND
V
V
SDI-
LOL
RS1
RS2
Pad
SIS
CTRL
FIL
_______________________________________________________________________________________
REF
CC
+3.3V Supply Voltage
Positive Serial Data Input, CML
Negative Serial Data Input, CML
Positive System Loopback Input or Reference Clock Input, CML
Negative System Loopback Input or Reference Clock Input, CML
Signal Selection Input, LVTTL. Set low for normal operation, set high for system loopback.
Lock to Reference Clock Input, LVTTL. Set high for PLL lock to serial data, set low for PLL lock to
reference clock.
Loss-of-Lock Output, LVTTL. Active low.
Supply Ground
PLL Loop Filter Capacitor Input. Connect a 0.82µF capacitor between FIL and VCC_VCO.
+3.3V Supply Voltage for the VCO
Multirate Select Input 1, LVTTL (Table 2)
Multirate Select Input 2, LVTTL (Table 2)
VCO Frequency Select Input, LVTTL (Table 2)
Negative Serial Clock Output, CML
Positive Serial Clock Output, CML
+3.3V Supply Voltage for the CML Outputs
Negative Serial Data Output, CML
Positive Serial Data Output, CML
Reference Clock Frequency Select Input, LVTTL (Tables 2 and 3)
Positive Capacitor Input for DC-Offset Cancellation Loop. Connect a 0.1µF capacitor between CAZ+
and CAZ-.
Negative Capacitor Input for DC-Offset Cancellation Loop. Connect a 0.1µF capacitor between CAZ+
and CAZ-.
+2.2V Bandgap Reference Voltage Output. Optionally used for threshold adjustment.
Analog Control Input for Threshold Adjustment. Connect to V
Ground. The exposed pad must be soldered to the circuit board ground for proper thermal and
electrical performance.
Multirate Clock and Data Recovery
with Limiting Amplifier
FUNCTION
CC
to disable threshold adjust.
Pin Description
7