ST72C334N2B6 STMicroelectronics, ST72C334N2B6 Datasheet - Page 8

• Manufacturer Part Number: ST72C334N2B6
• Description: Microcontrollers (MCU) Flash 8K SPI/SCI
• Manufacturer: STMicroelectronics

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

ST72334J/N, ST72314J/N, ST72124J
PIN DESCRIPTION (Cont’d)
Figure 3. 56-Pin SDIP Package Pinout
8/125
ISPDATA/ MISO / PC4
EXTCLK_A / (HS) PF7
ICAP2_B / (HS) PC2
ICAP1_B / (HS) PC3
ICAP1_A / (HS) PF6
OCMP2_B / PC0
OCMP1_B / PC1
OCMP1_A / PF4
BEEP / PF1
MOSI / PC5
AIN3 / PD3
AIN4 / PD4
AIN0 / PD0
AIN1 / PD1
AIN2 / PD2
AIN5 / PD5
AIN6 / PD6
AIN7 / PD7
MCO / PF0
V
V
V
V
DD_0
SS_0
PB4
PB5
PB6
PB7
PF2
DDA
SSA
(N versions)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
EI3
EI1
EI0
EI2
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
PB3
PB2
PB1
PB0
PE7 (HS)
PE6 (HS)
PE5 (HS)
PE0 / TDO
V
OSC1
OSC2
V
RESET
ISPSEL
PA7 (HS)
PA6 (HS)I
PA5 (HS)
PA4 (HS)
V
V
PA3
PA2
PA1
PA0
PC7 / SS
PC6 / SCK / ISPCLK
PE4 (HS)
PE1 / RDI
DD
SS
SS_1
DD_1
_2
_2