5P35023 DATASHEET
Pin Descriptions
Number
Name
VDDA
SDA_DFC0
Type
Power
I/O
Description
VDD 3.3V
1
2
I2C DATA pin, the pin can be DFC0 function by pin3 SEL_DFC power on latch status
I2C CLK pin,
SEL_DFC is a latch input pin during the power up
High on power on: I2C mode as SCLK function,
Low on power on: pin3 SCL and pin2 SDA as DFC function control pins.
3
SEL_DFC/SCL_DFC1
Input
4
5
6
CLKIN/X2
CLKINB/X1
VBAT
I/O
Crystal Oscillator output or Differential clock input pin (CLKIN)
Input
Power
Crystal Oscillator input or Differential clock input pin (CLKINB) or single-ended clock input
Power supply pin for 32.768KHz DCO, usually connect to coin cell battery, 3.0~3.3V
7
8
9
10
11
12
13
14
NC
REF
VDD33
OE2
VDDSE2
SE2
VDDSE1
SE1
NC
NC
Output
Power
Input
Power
Output
Power
Output
3.3V Reference clock output
VDD 3.3V
Output enable control 2, multi-function pin. Refer to OE function table.
Output power supply. Connect to 1.8 to 3.3V. Sets output voltage levels for SE2.
Output Clock SE2.
Output power supply. Connect to 1.8 to 3.3V. Sets output voltage levels for SE1.
Output Clock SE1.
Function selected from OTP preprogram register bits.
pull to 6.5V when burn OTP registers.
15
OE1
Input
Refer to OE function table for details
16
17
VDDDIFF1
DIFF1B
Power
Output
Output power supply. Connect to 2.5 to 3.3V. Sets output voltage levels for DIFF1.
Differential clock output 1_Complement,
can be OTP pre-program to LVCMOS/LPHCSL/LVDS/LVPECL output type
Differential clock output 1_True,
can be OTP pre-program to LVCMOS/LPHCSL/LVDS/LVPECL output type
Output Clock SE3.
Output power supply. Connect to 1.8 to 3.3V. Sets output voltage levels for SE3.
Output enable control 3, multi-function pin. Refer to OE function table.
Output power supply. Connect to 2.5 to 3.3V. Sets output voltage levels for DIFF2.
18
DIFF1
Output
19
20
21
22
SE3
VDDSE3
OE3
Output
Power
Input
VDDDIFF2
Power
Differential clock output 2_Complement,
can be OTP pre-program to LVCMOS/LPHCSL/LVDS/LVPECL output type
23
DIFF2B
DIFF2
Output
Differential clock output 2_True,
can be OTP pre-program to LVCMOS/LPHCSL/LVDS/LVPECL output type
24
Output
Power
ePAD
Connect to ground pad.
VERSACLOCK® PROGRAMMABLE CLOCK GENERATOR
4
JANUARY 25, 2017