参数资料
型号: ST72SCR1x4T1
厂商: 意法半导体
英文描述: 8-BIT LOW-POWER, FULL-SPEED USB MCU WITH 16K FLASH, 768 RAM, SMARTCARD I/F, TIMER
中文描述: 8位低功耗,全速USB微控制器与16K的闪存,768内存,智能卡的I /楼,计时器
文件页数: 82/102页
文件大小: 1413K
代理商: ST72SCR1X4T1
ST7SCR
82/102
14.5 MEMORY CHARACTERISTICS
Subject to general operating conditions for V
DD
, f
OSC
, and T
A
unless otherwise specified.
14.5.1 RAM and Hardware Registers
14.5.2 FLASH Memory
Operating Conditions: f
CPU
= 8 MHz.
DUAL VOLTAGE FLASH MEMORY
Symbol
Warning:
Do not connect 12V to V
PP
before V
DD
is powered on, as this may damage the device.
14.6 SMARTCARD SUPPLY SUPERVISOR ELECTRICAL CHARACTERISTICS
(T
A
= 0... +70
o
C, 4.0 < V
DD
- V
SS
< 5.5V unless otherwise specified)
SMARTCARD SUPPLY SUPERVISOR
Symbol
Parameter
5V regulator output (for IEC7816-3 Class A Cards)
V
CARD
SmartCard Power Supply Voltage
I
SC
SmartCard Supply Current
I
OVDET
Current Overload Detection
t
IDET
Detection time on Current Overload
V
CARD
Turn off Time (see
Figure 35 on
page 61
)
V
CARD
Turn on Time (see
Figure 35 on
page 61
)
I
VDD
V
DD
supply current
3V regulator output (for IEC7816-3 Class B Cards)
V
CARD
SmartCard Power Supply Voltage
I
SC
SmartCard Supply Current
I
OVDET
Current Overload Detection
t
IDET
Detection time on Current Overload
V
CARD
Turn off Time (see
Figure 35 on
page 61
)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
V
RM
Data retention mode
1)
HALT mode (or RESET)
2
V
Parameter
Conditions
Min
Typ
Max
8
Unit
f
CPU
Operating Frequency
Read mode
Write / Erase mode,
T
A
=25°C
4.0V <= V
DD
<= 5.5V
Write / Erase
MHz
8
V
PP
I
PP
t
PROG
Programming Voltage
V
PP
Current
Byte Programming Time
Sector Erasing Time
Device Erasing Time
Internal V
PP
Stabilization Time
Data Retention
Write Erase Cycles
11.4
12.6
30
500
10
10
V
mA
μs
T
A
=25°C
100
2
5
10
t
ERASE
sec
t
VPP
t
RET
N
RW
μs
T
A
55°C
T
A
=25°C
20
100
years
cycles
Conditions
Min
Typ
Max
Unit
4.6
5.00
5.4
55
120
1)
1400
1)
V
mA
mA
μs
170
1)
t
OFF
C
LOADmax
4.7uF
750
μs
t
ON
C
LOADmax
4.7uF
150
500
μs
See note
100
mA
2.7
3.3
50
100
1)
1400
1)
V
mA
mA
us
170
1)
t
OFF
C
LOADmax
4.7uF
750
us
相关PDF资料
PDF描述
ST72FSCR1x4T1 8-BIT LOW-POWER, FULL-SPEED USB MCU WITH 16K FLASH, 768 RAM, SMARTCARD I/F, TIMER
ST72PSCR1x4T1 8-BIT LOW-POWER, FULL-SPEED USB MCU WITH 16K FLASH, 768 RAM, SMARTCARD I/F, TIMER
ST8024 Smartcard interface
ST8024_06 Smartcard interface
ST8024CDR Smartcard interface
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