mk3722 Integrated Device Technology, mk3722 Datasheet - Page 2

• Manufacturer Part Number: mk3722
• Description: Vcxo Plus Audio Clock For Stb
• Manufacturer: Integrated Device Technology

Pin Assignment
Pin Descriptions
IDT™ / ICS™ VCXO PLUS AUDIO CLOCK FOR STB
MK3722
VCXO PLUS AUDIO CLOCK FOR STB
16 Pin 4.40m m body, 0.65m m pitch TSSO P
PD TS
G N D
G N D
VD D
VD D
Number
VIN
X2
X1
Pin
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
Name
PDTS
ACLK
GND
GND
GND
VDD
VDD
VDD
27M
Pin
VIN
NC
X2
X1
S2
S0
S1
16
15
14
13
12
11
10
9
Output
Output
Output
Power
Power
Power
Power
Power
Power
Power
Type
Input
Input
Input
Input
Input
Pin
--
S1
N C
VD D
S0
27M
G N D
AC LK
S2
Crystal connection. Connect to a 27MHz fundamental mode
pullable crystal.
Crystal connection. Connect to a 27MHz fundamental mode
pullable crystal.
Connect to +3.3 V.
Connect to +3.3 V.
Voltage input to VCXO. Zero to 3.3V signal which controls the
VCXO frequency.
Connect to ground.
Connect to ground.
Power Down Tri-state. This pin powers down entire chip and
tri-states the outputs when low. Internal pull-up.
Select input S2. Selects ACLK per table above. Internal pull-up.
Audio clock output per table above.
Connect to ground.
27MHz reference clock output.
Select input S0. Selects ACLK per table above. Internal pull-up.
Connect to +3.3V.
No connect. Do not connect anything to this pin.
Select input S1. Selects ACLK per table above. Internal pull-up.
2
Audio Clock Select Table
S2
0
0
0
0
1
1
1
1
S1
Pin Description
0
0
1
1
0
0
1
1
S0
0
1
0
1
0
1
0
1
ACLK (MHz)
11.2896
16.9344
22.5792
12.288
18.432
16.384
24.576
8.192
VCXO AND SYNTHESIZER
MK3722
REV E 062206