WM72016 – Secure F-RAM with Gen-2 RFID and Serial Port
PIN CONFIGURATION (UDFN PACKAGE)
Top View
(PCB Layout)
Ser_clk
Ser_dat1
Ser_dat0
Ser_CS
1
2
3
4
8
7
6
5
ANT-
ANT+
Vddr
Vddraw
3.0 mm × 3.0 mm body, 0.65mm pad pitch
PIN DESCRIPTION
Pin Name
Pin Number
Type Description
ANT-, ANT+
8, 7
Input
RFID Antenna. Connect to external RFID antenna terminals.
Connect ANT- to external RFID antenna terminal, also acts as
ground.
Ser_clk
Ser_dat1,
Ser_dat0
Ser_CS
Vddr
1
2, 3
Input
I/O
Serial interface clock
Serial interface bi-directional data
4
6
5
I/O
Serial interface bi-directional chip select/interrupt
PWR Power supply
Vddraw
PWR Power supply pin to DC supply (1.8V to 3.6V)
Rev. 1.2
Sept. 2010
Page 2 of 21
RAMTRON [ RAMTRON INTERNATIONAL CORPORATION ]
