ST72C334J4T6 STMicroelectronics, ST72C334J4T6 Datasheet - Page 9

• Manufacturer Part Number: ST72C334J4T6
• Description: MCU 8BIT FLASH SPI SCI 44TQFP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72C334J4T6

• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 3.2 V ~ 5.5 V
• Data Converters: A/D 6x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: ST72C3x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 4 bit
• Operating Supply Voltage: 3.2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ST7C334-INDART, ST7MDT2-EPB2/US
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-4838

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
PF2
1
2
3
4
5
6
7
8
9
10
11
DDA
SSA
44 43 42 41 40 39 38 37 36 35 34
12 13 14 15 16 17 18 19 20 21 22
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
ei0
ei2
26
25
24
23
22
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
(J versions)
ei0
ST72334J/N, ST72314J/N, ST72124J
PB3
PB2
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
DD
SS
SS_1
DD_1
_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
(HS) 20mA high sink capability
ei
SS_1
DD_1
x
associated external interrupt vector
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