73S1121F
EMV Smart-Card Terminal Controller
with Built-in Dual ISO-7816 Interface and USB
DATA SHEET
DC CHARACTERISTICS: DIGITAL I/OS
SYMBOL PARAMETER
Condition
MIN
Typ.
MAX
UNIT
Digital I/O except for OSC12 and OSC32 I/O
Input Low Voltage
VIL1
-0.5
0.8
5.5
V
V
(Except OSCIN32, OSCIN12)
Input High Voltage
VIH1
0.7*VPD
(Except OSCIN32, OSCIN12)
Output Low Voltage
VOL
VOH
(Except OSCOUT32,
IOL = 2mA
0.45
V
V
OSCOUT12)
Output High Voltage
(Except OSCOUT32,
IOH = -1mA
VPD - 0.45
OSCOUT12)
Input Low Leakage Current
(Except OSCIN32, OSCIN12)
Input High Leakage Current
(Except OSCIN32, OSCIN12)
Input Low Leakage Current
(Except OSCIN32, OSCIN12)
Input High Leakage Current
(Except OSCIN32, OSCIN12)
V
SS < Vin < VIL1
IIL1
IIH1
IIL3
IIH3
1
1
µA
µA
µA
µA
Pull-ups Disabled2
V
IH1 < Vin < VDD
Pull-downs Disabled3
SS < Vin < VIL1
Pull-ups Enabled1
V
35
120
V
IH1 < Vin < 5.5V
Pull-downs Enabled2
DC CHARACTERISTICS: OSCILLATOR I/OS
SYMBOL PARAMETER
Condition
MIN
Typ.
MAX
UNIT
Oscillator (OSC) I/O Parameters
Input Low Voltage -
VIL32
-0.5
0.7*VPD
-0.5
0.2* VPD
VPD + 0.5
0.075* VPD
VPD + 0.5
0.7
V
V
OSCIN32
Input High Voltage -
VIH32
OSCIN32
Input Low Voltage -
VIL12
V
OSCIN12
Input High Voltage -
VIH12
0.7*VPD
V
OSCIN12
Output Low Voltage -
VOLOSC12
I
OL = 3.0mA
V
OSCOUT12
Output High Voltage -
VOHOSC12
IOH =-3.0mA
IOL = 5 µA
VPD - 0.9
V
OSCOUT12
Output Low Voltage -
VOLOSC32
0.25
VPD
30
V
OSCOUT32
Output High Voltage -
VOHOSC32
I
OH =-5 µA
0.5
1
V
OSCOUT32
Input Leakage Current -
IIL2
V
SS < Vin < VIL2
µA
µA
µs
ms
OSCIN32, OSCIN12
Input High Leakage Current -
IIH2
VIH2 < Vin < VDD
1
30
OSCIN12, OSCIN32
Osc VPP = 90% stable VPP
@ VPC = 3.3V, 25ºC
tOSC12MStart
tOSC32KStart
12MHz Oscillator start up time
500
300
Osc VPP = 90% stable VPP
@ VPC = 3.3V, 25ºC
32KHz Oscillator start up time
2 Pull-ups on USR1(7:0), GPIO(3:0), ROW(5:0)
3 Pull-downs on ISP_Program, Prom_Program
Page: 13 of 25
© 2005 TERIDIAN Semiconductor Corporation
Rev 2.3
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
