ST7260E2 STMicroelectronics, ST7260E2 Datasheet - Page 125

• Manufacturer Part Number: ST7260E2
• Description: LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI)
• Manufacturer: STMicroelectronics

Specifications of ST7260E2

• 4 Or 8 Kbytes Program Memory: high density Flash (HDFlash), or FastROM with readout and write protection

ST7260xx
16.9
16.9.1
Table 72.
1.
2.
3.
4.
t
w(RSTL)out
t
Symbol
h(RSTL)in
Hysteresis voltage between Schmitt trigger switching levels. Based on characterization results, not tested.
The I
pins) must not exceed I
The R
To guarantee the reset of the device, a minimum pulse has to be applied to RESET pin. All short pulses applied on RESET pin with a duration
below t
V
R
V
V
V
hys
OL
ON
IH
IL
IO
ON
h(RSTL)in
current sunk must always respect the absolute maximum rating specified in
pull-up equivalent resistor is based on a resistive transistor. This data is based on characterization results, not tested in production.
Input high level voltage
Input low voltage
Schmitt trigger voltage hysteresis
Output low level voltage
Generated reset pulse duration
External reset pulse hold time
Control pin characteristics
Asynchronous RESET pin
Subject to general operating conditions for V
RESET pin characteristics
Weak pull-up equivalent resistor
can be ignored.
VSS
.
Parameter
(2)
(4)
(3)
(1)
External pin or
internal reset sources
V
V
IN
DD
=
=5V
V
Conditions
SS
I
IO
I
DD
V
IO
=7.5 mA
DD
=5 mA
, f
=5 V
CPU
Section 16.2
, and T
0.7xV
and the sum of I
Min
V
50
A
5
SS
unless otherwise specified.
DD
Electrical characteristics
Typ
400
80
30
6
IO
(I/O ports and control
0.3xV
Max
V
100
0.8
1.3
DD
DD
1/f
125/139
Unit
SFOSC
mV
kΩ
μs
μs
V
V
V