ST7263BK4 STMicroelectronics, ST7263BK4 Datasheet - Page 145

• Manufacturer Part Number: ST7263BK4
• Description: LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 32K FLASH/ROM, DFU CAPABILITY, 8-BIT ADC, WDG, TIMER, SCI and I2C
• Manufacturer: STMicroelectronics

Specifications of ST7263BK4

• 4, 8, 16 Or 32 Kbytes Program Memory: high density Flash (HDFlash), FastROM or ROM with Read-Out and Write protection

ST7263Bxx
Figure 58. Typical application with a crystal resonator
13.6
13.6.1
Memory characteristics
Subject to general operating conditions for f
Table 64.
1. Guaranteed by design. Not tested in production.
Flash memory
Operating Conditions: f
Table 65.
1. Refer to the Flash programming reference manual for the typical HDFlash programming and erase timing
Symbol
Symbol
N
V
f
t
t
V
values.
CPU
I
VPP
RET
PP
RM
RW
PP
C
L2
Data retention mode
Operating frequency
Programming voltage
V
Internal V
Data retention
Write/erase cycles
PP
C
RAM and hardware registers
Dual voltage Flash memory
L1
current
Parameter
PP
Parameter
RESONATOR
stabilization time
CPU
= 8 MHz.
(1)
Doc ID 7516 Rev 8
OSCIN
OSCOUT
Halt mode (or RESET)
Read mode
Write / Erase
mode, T
4.0 V ≤V
Write / Erase
T
T
(1)
A
A
Conditions
R
=25 °C
CPU
≤ 5 5°C
F
Conditions
, and T
A
DD
=25 °C
≤ 5.5 V
i
2
A
unless otherwise specified.
11.4
Min
Min
100
2.0
40
-
-
-
-
Electrical characteristics
ST72XXX
f
OSC
Typ
Typ
30
10
-
-
-
-
-
-
Max
Max
12.6
8
8
-
-
-
-
-
145/186
cycles
years
Unit
MHz
Unit
mA
µs
V
V