ST7FOXK1 STMicroelectronics, ST7FOXK1 Datasheet - Page 209

• Manufacturer Part Number: ST7FOXK1
• Description: Low cost flash 8bit micro
• Manufacturer: STMicroelectronics

Specifications of ST7FOXK1

• 4 To 8 Kbytes Single Voltage Extended Flash (xflash) Program Memory With Read-out Protection In-circuit Programming And In-application Programming (icp And Iap) Endurance: 1K write/erase cycles guaranteed Data retention
• Clock Sources: Internal trimmable 8 MHz RC oscillator, auto wakeup internal low power - low frequency oscillator, crystal/ceramic resonator or external clock
• Five Power Saving Modes: Halt, Active-Halt, Auto Wakeup from Halt, Wait and Slow
• A/d Converter: up to 10 input channels

ST7FOXF1, ST7FOXK1, ST7FOXK2
12.11
Table 90.
1. Unless otherwise specified, typical data are based on T
2. Any added external serial resistor will downgrade the ADC accuracy (especially for resistance greater than the maximum
3. The stabilization time of the A/D converter is masked by the first t
Symbol
C
t
R
f
V
t
STAB
ADC
ADC
guidelines and are not tested.
value). Data guaranteed by Design, not tested in production.
valid.
ADC
AIN
AIN
Conversion time (Sample+Hold)
- Sample capacitor loading time
Stabilization time after ADC
10-bit ADC characteristics
Subject to general operating condition for V
ADC characteristics
Figure 91. Typical application with ADC
Conversion voltage range
Internal sample and hold
- Hold conversion time
External input resistor
ADC clock frequency
V
AIN
Parameter
capacitor
enable
R
AIN
AINx
4.5 V ≤ V
f
CPU
V
DD
= 8 MHz, f
A
= 25 °C and V
DD
= 5 V, f
Conditions
≤ 5.5 V, f
V
LOAD
ADC
DD
DD
ADC
= 4 MHz
, f
V
0.6 V
V
0.6 V
. The first conversion after the enable is then always
= 4 MHz
T
T
ADC
DD
OSC
-V
= 2 MHz
SS
, and T
= 5 V. They are given only as design
I
±1 µA
L
A
V
unless otherwise specified.
Min
SSA
Electrical characteristics
Typ
10-Bit A/D
Conversion
0
3.5
10
6
4
(3)
(1)
10k
V
8k
Max
DDA
4
ST7xxx
(2)
(2)
209/226
1/f
C
MHz
Unit
ADC
pF
µs
Ω
V
ADC