User's Manual

veriCLASS Hardware Specification VP3500 Reader Board, 3500-906
Table 22: P103 - Contact Interface 2 Class C, 1.8V
Signal Parameter Min Typ Max Unit
Contact Card Voltage
Load = 30mA
1.656 1.8 1.944 V
CVCC (P103)
Maximum Load Current 70 mA
Table 23: Contact Interface 1, 2 Clock
Signal Parameter Min Typ Max Unit
Output Low-level Voltage 0.3 V
Output High-level Voltage 0.8*CVCC V
Rise Time
Cl=30pF
16 ns
CCLK1 (P102,
P103)
Fall Time
Cl=30pF
16 Ns
Table 24: Contact Interface I/Os
Signal Parameter Min Typ Max Unit
Output Low-level Voltage 0.3 V
Output High-level Voltage 0.8*CVCC V
Input Low-level Voltage -0.15 0.15*CVCC V
Input High-level Voltage 0.7CVCC CVCC+0.5 V
Input Low-level Current 600 uA
Input Low-level Current -40 40 uA
Rise Time
Cl=30pF
100 ns
CIO (P102,
P103)
CRST (P102,
P103)
Fall Time
Cl=30pF
100 Ns
9.5 Electrical I/O (P105)
Table 25: P105 - Electrical Characteristics I/Os
Signal Parameter Min Typ Max Unit
Output High-level Voltage 2.9 3.3 V
Output Low-level Voltage 0.2 V
LED1-4
Current Draw 8 mA
Buzzer
Current Draw
(Open Collector)
60 mA
March 2011
Page 27 of 28
© 2011 HID Global Corporation. All rights reserved.