- · 2kx13 bits on-chip rom
- · 80x8 bits on-chip registers (sram)
- · 8-level stacks for subroutine nesting
- ·
- · typically 15 ua, at 3v/32khz
- · typically 1 ua, during sleep mode
- · 3 bidirectional i/o ports : p5, p6, p7
- · 17 i/o pins
- · wake-up port : p5
- · 8 programmable pull-down i/o pins
- · 8 programmable pull-high i/o pins
- · 8 programmable open-drain i/o pins
- · external interrupt : p60
- ·
- ·
- · operating temperature: 0°c ~70°c (commercial)
- · operating temperature: -40°c ~85°c (industrial)
- · crystal mode:
- operating temperature range
- operating frequency range
dc~20mhz/2clks @ 5v, dc~100ns inst. cycle @ 5v dc~8mhz/2clks @ 3v, dc~250ns inst. cycle @ 3v dc~16mhz/2clks @ 5v, dc~125ns inst. cycle @ 5v dc~8mhz/2clks @ 3v, dc~250ns inst. cycle @ 3v oscillation mode : 4mhz, 8mhz, 1mhz, 455khz internal rc frequency | drift rate | temperature(-40°c ~80°c ) | voltage(2.3v~5.5v) | process | total | 4mhz | ±10% | ±5% | ±4% | ±19% | 8mhz | ±10% | ±6% | ±4% | ±20% | 1mhz | ±10% | ±5% | ±4% | ±19% | 455khz | ±10% | ±5% | ±4% | ±19% |
all the four main frequencies can be trimmed by programming with four calibrated bits in the ice259n simulator. otp is auto trimmed by elan writer. - · 8-bit real time clock/counter (tcc) with selective signal sources, trigger edges, and overflow interrupt
- · 8-bit real time clock/counter (tcca, tccc) and 16-bit real time clock/counter (tccb) with selective signal sources, trigger edges, and overflow interrupt
- · 4-bit channel analog-to-digital converter with 12-bit resolution in vref mode
- · easily implemented ir (infrared remote control) application circuit
- · one pair of comparators or op
- · tcc, tcca, tccb, tccc overflow interrupt
- · input-port status changed interrupt (wake-up from sleep mode)
- · external interrupt
- · adc completion interrupt
- · comparators status change interrupt
- · ir/pwm interruptn
- ·
- · power saving sleep mode
- · selectable oscillation mode
- ·
- · 14-pin dip 300mil : em78p259nd14j/s
- · 14-pin sop 150mil : em78p259nso14j/s
- · 16-pin sop 150mil : em78p259nso16aj/s
- · 18-pin dip 300mil : em78p259nd18j/s
- · 18-pin sop 300mil : em78p259nso18j/s
- · 20-pin dip 300mil : em78p259nd20j/s
- · 20-pin sop 300mil : em78p259nso20j/s
- · 20-pin ssop 209mil : em78p259nss20j/s
- six available interrupts:
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