ST72321J Selling Leads, Price trend, ST72321J DataSheet download, circuit diagram from SeekIC.com

Features: Memories 48 to 60K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability. In-Application Programming andIn-Circuit Programming for HDFlash devices 1.5 to 2K bytes RAM HDFlash endurance: 100 cycles, data retention: 20 years at 55°CClock, Reset And Supply Man...

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SeekIC No. : 004506723 Detail

ST72321J: Features: Memories 48 to 60K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability. In-Application Programming andIn-Circuit Programming for HDFlash devices 1.5 to 2K ...

ST72321J Data Sheet

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Part Number:: ST72321J
Supply Ability:: 5000

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1~5000

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Negotiable

Processing time
15 Days

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Upload time: 2026/1/16

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Product Details

Description

Features:

Memories
48 to 60K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability. In-Application Programming andIn-Circuit Programming for HDFlash devices
1.5 to 2K bytes RAM
HDFlash endurance: 100 cycles, data retention: 20 years at 55°C
Clock, Reset And Supply Management
Enhanced low voltage supervisor (LVD) for main supply and auxiliary voltage detector (AVD) with interrupt capability
Clock sources: crystal/ceramic resonator oscillators,internal or external RC oscillator,clock security system and bypass for external clock
PLL for 2x frequency multiplication
Four Power Saving Modes: Halt, Active-Halt,Wait and Slow
Interrupt Management
Nested interrupt controller
10 interrupt vectors plus TRAP and RESET
9 external interrupt lines (on 4 vectors)
Up to 32 I/O Ports
32 multifunctional bidirectional I/O lines
22 alternate function lines
12 high sink outputs
5 Timers
Main Clock Controller with: Real time base,Beep and Clock-out capabilities
Configurable watchdog timer
16-bit Timer A with: 1 input capture, 1 output compare, external clock input, PWM and pulse generator modes
16-bit Timer B with: 2 input captures, 2 output compares, PWM and pulse generator modes
8-bit PWM Auto-reload timer with: 4 PWM outputs,output compare and time base interrupt,external clock with event detector
3 Communication Interfaces
SPI synchronous serial interface
SCI asynchronous serial interface (LIN compatible)
I2C multimaster interface
1 Analog Peripheral
10-bit ADC with 12 input pins
Instruction Set
8-bit Data Manipulation
63 Basic Instructions
17 main Addressing Modes
8 x 8 Unsigned Multiply Instruction
Development Tools
Full hardware/software development package
In-Circuit Testing capability

Pinout

Connection Diagram

Specifications

Voltage Characteristics
Symbol	Ratings	Maximum value	Unit
V_DD - V_SS	Supply voltage	6.5	V
V_PP - V_SS	Programming Voltage	13
V_IN1^{) & 2)}	Input Voltage on true open drain pin	V_SS-0.3 to 6.5
V_IN1^{) & 2)}	Input voltage on any other pin	V_SS-0.3 to V_DD+0.3
\|∆V_DDx\|and\|∆V_SSx\|	Variations between different digital power pins	50	mV
\|V_SSA - V_SSx\|	Variations between digital and analog ground pins	50	mV
V_ESD(HBM)	Electro-static discharge voltage (Human Body Model)
V_ESD(MM)	Electro-static discharge voltage (Machine Model)

Current Characteristics
Symbol	Ratings	Maximum value	Unit
I_VDD	Total current into VDD power lines(source) ³⁾	150	mA
I_VSS	Total current out of VSS ground lines(sink) for ³⁾	150	mA
I_IO	Output current sunk by any standard I/O and control pin	25	mA
	Output current sunk by any high sink I/O pin	50
	Output current source by any I/Os and control pin	- 25
I_INJ(PIN^{)2) & 4)}	Injected current on VPP pin	± 5
	Injected current on RESETpin	± 2
	Injected current on OSC1 and OSC2 pins	± 5
	Injected current on any other pin^{5) & 6)}	± 5
I_INJ^{( 2)}	Total injected current (sum of all I/O and control pins) ⁵⁾	± 25

Thermal Characteristics
Symbol	Ratings	Value	Unit
T_STG	Storage temperature range	-65 to +150	°C
T_J	Maximum junction temperature

ST72321J

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