EM78P312N
7 Electrical Characteristics
7.1 DC Electrical Characteristics
Ta= 25 °C, VDD= 5.0V ± 5%, VSS= 0V
Symbol |
| Parameter |
| Condition |
| Min. |
| Typ. |
| Max. | Unit | |
Fc |
| Crystal: 4.5V to VDD |
| Two cycles with two clocks |
| 1 |
| − |
| 10 | MHz | |
ERC |
| ERC: VDD = 5V |
| R: 5.1KΩ, C: 100 pF |
| 630 |
| 900 |
| 1170 | kHz | |
VIHRC |
| Input High Threshold Voltage |
| OSCI in RC mode |
|
| 2.8 |
| 4 |
| 4.5 | V |
| (Schmitt Trigger ) |
|
|
|
|
| ||||||
IRC1 |
| Sink current |
| VI from low to high , VI=5V |
| 15.5 |
| 22 |
| 28.5 | mA | |
VILRC |
| Input Low Threshold Voltage |
| OSCI in RC mode |
|
| 1.3 |
| 1.8 |
| 2.7 | V |
|
| (Schmitt Trigger ) |
|
|
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|
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|
|
IRC2 |
| Sink current |
| VI from high to low , VI=2V |
| 12 |
| 17 |
| 22 | mA | |
IIL |
| Input Leakage Current for input |
| VIN = VDD, VSS |
|
|
| 0 |
| 1 | μA | |
|
| pins |
|
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VIH1 |
| Input High Voltage |
| Ports 6, 7, 8, 9 |
|
| 0.7VDD |
| − |
| VDD +0.3V | V |
|
| (Schmitt Trigger) |
|
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|
VIL1 |
| Input Low Voltage |
| Ports 6, 7, 8, 9, |
|
|
| − |
| 0.3 VDD | V | |
| (Schmitt Trigger) |
|
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| |
VIHT1 |
| Input High Threshold Voltage |
| /RESET, TCC, INT |
|
| 0.7 VDD |
| − |
| VDD +0.3V | V |
|
| (Schmitt Trigger) |
|
|
|
|
|
|
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|
|
VILT1 |
| Input Low Threshold Voltage |
| /RESET, TCC, INT |
|
|
| − |
| 0.3 VDD | V | |
|
| (Schmitt Trigger) |
|
|
|
|
|
|
|
|
|
|
VIHX1 |
| Clock Input High Voltage |
| OSCI in crystal mode |
| 0.7VDD |
| − |
| VDD+0.3V | V | |
VILX1 |
| Clock Input Low Voltage |
| OSCI in crystal mode |
|
| − |
| 0.3VDD | V | ||
IOH1 |
| Output High Voltage |
| VOH = |
|
|
|
| mA | |||
|
| (Ports 6, 7, 8, 9) |
|
|
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|
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|
IOL1 |
| Output Low Voltage |
| VOL = VSS+0.4V |
|
| 3 |
| 5 |
| 7 | mA |
|
| (Port 9) |
|
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|
IOL2 |
| Output Low Voltage |
| VOL = VSS+0.4V |
|
| 12 |
| 15 |
| 20 | mA |
| (Ports 6, Port 7, Port 8) |
|
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IPH |
|
|
|
|
| μA | ||||||
IPL |
|
|
| 50 |
| 75 |
| 100 | μA | |||
ISB1 |
| Sleep mode |
| All input and I/O | WDT |
| − |
| 0.8 |
| 1.5 | μA |
|
| Power down current |
| pins at VDD, | disabled |
|
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|
|
|
| Sleep mode |
| WDT |
|
|
|
|
|
|
| |
ISB2 |
|
| output pin floating |
| − |
| 6 |
| 10 | μA | ||
|
| Power down current |
|
| enabled |
|
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|
| Idle mode |
|
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ICC3 |
| Operating supply current |
| VDD=5V, /RESET= 'High', |
| − |
| 1.1 |
| 1.5 | mA | |
|
| at two clocks |
|
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| ||
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| Fc=8MHz, CLKS="0", output pin |
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| ||
|
| Normal mode |
|
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| ||
|
|
| floating, WDT enabled |
|
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| ||
ICC4 |
| Operating supply current |
|
| − |
| 3.0 |
| 3.5 | mA | ||
|
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| ||||||
|
| at two clocks |
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Note: * Data in the Minimum, Typical, Maximum (“Min”, “Typ”, ”Max”) columns are based on characterization results at 25°C.
Product Specification (V1.0) 10.03.2006 | • 59 |
(This specification is subject to change without further notice)
