ST72C334N2B6 STMicroelectronics, ST72C334N2B6 Datasheet - Page 9
ST72C334N2B6
Manufacturer Part Number
ST72C334N2B6
Description
Microcontrollers (MCU) Flash 8K SPI/SCI
Manufacturer
STMicroelectronics
Datasheet
1.ST72C334N2T6.pdf
(126 pages)
Specifications of ST72C334N2B6
Data Bus Width
8 bit
Program Memory Type
Flash
Program Memory Size
8 KB
Data Ram Size
384 B
Interface Type
SCI, SPI
Maximum Clock Frequency
8 MHz
Number Of Programmable I/os
44
Number Of Timers
16 bit
Operating Supply Voltage
3.2 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Package / Case
SDIP-56
Minimum Operating Temperature
- 40 C
On-chip Adc
8 bit
Lead Free Status / Rohs Status
No
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Manufacturer
Quantity
Price
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Part Number:
ST72C334N2B6
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PIN DESCRIPTION (Cont’d)
Figure 4. 44-Pin TQFP and 42-Pin SDIP Package Pinouts
ISPDATA / MISO / PC4
EXTCLK_A / (HS) PF7
ICAP1_B / (HS) PC3
ICAP1_A / (HS) PF6
ICAP2_B/ (HS) PC2
AIN0 / PD0
AIN1 / PD1
AIN2 / PD2
AIN3 / PD3
AIN4 / PD4
PE1 / RDI
OCMP2_B / PC0
OCMP1_B / PC1
OCMP1_A / PF4
BEEP / PF1
MOSI / PC5
PB0
PB1
PB2
PB3
PB4
AIN0 / PD0
AIN1 / PD1
AIN2 / PD2
AIN3 / PD3
AIN4 / PD4
AIN5 / PD5
MCO / PF0
V
V
PB4
DDA
PF2
1
2
3
4
5
6
7
8
9
10
11
SSA
12 13 14 15 16 17 18 19 20 21 22
44 43 42 41 40 39 38 37 36 35 34
EI2
EI3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
EI3
EI1
EI1
EI2
EI0
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
(J versions)
EI0
ST72334J/N, ST72314J/N, ST72124J
PB2
PB3
PB1
PB0
PE1 / RDI
PE0 / TDO
V
V
RESET
ISPSEL
PA7 (HS)
PA6 (HS)
PA5 (HS)
PA4 (HS)
V
V
PA3
PC7 / SS
PC6 / SCK / ISPCLK
OSC1
OSC2
33
32
31
30
29
28
27
26
25
24
23
SS_1
DD_1
DD
SS
_2
_2
V
V
PA3
PC7 / SS
PC6 / SCK / ISPCLK
PC5 / MOSI
PC4 / MISO / ISPDATA
PC3 (HS) / ICAP1_B
PC2 (HS) / ICAP2_B
PC1 / OCMP1_B
PC0 / OCMP2_B
SS_1
DD_1
9/125
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