产品导览

特征

• CPU configuration

• 2Kx13 bits on-chip OTP-ROM
• 80x8 bits on-chip registers (SRAM)
• 8-level stacks for subroutine nesting
• 3 programmable Level Voltage Reset (LVR) : 4.0V, 3.0V, 2.5V
• Less than 1.5 mA at 5V/4MHz
• Typically 15 mA, at 3V/32kHz
• Typically 2 mA, during sleep moden 

• I/O port configuration

• 4 bidirectional I/O ports: P5, P6, P7 and P8
• Wake-up port : P6
• 22 I/O pins
• 8 programmable pull-down I/O pins
• 8 programmable pull-high I/O pins
• 8 programmable open-drain I/O pins
• 16 Programmable high sink current I/O pins
• 8 Programmable high drive current I/O pins
• External interrupt : P77, P71

• Operating voltage range:

• OTP version: 

Operating voltage: 2.1V~5.5V (commercial)

Operating voltage: 2.3V~5.5V (industrial)

• Operating temperature range:

Operating temperature: 0°C~70°C (commercial)

Operating temperature: -40°C~85°C (industrial)

• Operating frequency range 

• Crystal mode: 

DC~16MHz/2 clks @ 4.5V; DC~125ns inst. Cycle @ 4.5V

DC~8MHz/2 clks @ 3V; DC~250ns inst. Cycle @ 3V

• ERC mode: 

DC~16MHz/2 clks @ 4.5V; DC~125ns inst. Cycle @ 4.5V

DC~8MHz/2 clks @ 3V; DC~250ns inst Cycle @ 3V

• IRC mode: 

Oscillation mode: 16MHz, 4 MHz, 1 MHz, 455kHz

Process deviation: Typ ± 3%, Max. ± 5%

Temperature deviation: ± 5% (-40°C~85°C)

All the four main frequencies can be trimmed by programming with four calibrated bits in the ICE220N Simulator. OTP is auto trimmed by ELAN Writer (DWTR)

• Fast set-up time requires only 800ms (VDD:5V, Crystal: 4MHz, C1/C2: 30pF) in HXT2 mode and 10ms in IRC mode (VDD:5V IRC:4MHz)
•  Peripheral configuration

• 8-bit real time clock/counter (TCC) with selective signal sources, trigger edges, and overflow interrupt
• One comparator (can act as an OP)(offset voltage is smaller than 10mV) 

• Five available interrupts

• TCC overflow interrupt
• Input-port status changed interrupt (wake up from sleep mode)
• Two External interrupts
• Comparator high/low interrupt 

• Special Features

• Programmable free running Watchdog Timer
• Two clocks per instruction cycle
• Power-on voltage detector available (1.8 V± 0.1V)
• High EFT immunity (better performance at 4MHz or below)
• Power saving Sleep mode
• Selectable Oscillation moden 

• Package Type:

• 20-pin DIP 300mil : EM78P210ND20
• 20-pin SOP 300mil : EM78P210NSO20
• 20-pin SSOP 209mil : EM78P210NSS20
• 24-pin skinny DIP 300mil : EM78P210NK24
• 24 pin SOP 300mil : EM78P210NSO24
• 24 pin SSOP 209mil : EM78P210NSS24A

Note: Green products do not contain hazardous .substances.