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| PRELIMINARY |
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| CY14B101P | ||||
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Table 12. RTC Characteristics |
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Parameters | Description |
| Test Conditions |
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I | [7] | RTC Backup Current | Room Temperature (25oC) |
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| 300 | nA | ||||||||
BAK |
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| Hot Temperature (85oC) |
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| 450 | nA | ||
VRTCbat | RTC Battery Pin Voltage |
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| 1.8 |
| 3.0 |
| 3.3 | V | |||||||||
VRTCcap | RTC Capacitor Pin Voltage |
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| 1.5 |
| 3.0 |
| 3.6 | V | |||||||||
tOCS | RTC Oscillator Time to Start |
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| 1 |
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AC Switching Characteristics |
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Cypress |
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| 40 MHz |
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| 25 MHz |
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Alt. Parameter |
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| Description |
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Parameter |
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| Min |
| Max |
| Min |
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fSCK | fSCK |
| Clock Frequency, SCK |
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| 40 |
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| 25 | MHz | |||||||
tCL |
| tWL |
| Clock Pulse Width LOW |
| 11 |
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| 18 |
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tCH |
| tWH |
| Clock Pulse Width HIGH |
| 11 |
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| 18 |
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tCS |
| tCE |
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| 20 |
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| CS |
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tCSS | tCES |
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| 10 |
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| 10 |
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CS |
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tCSH | tCEH |
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| 10 |
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CS |
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tSD |
| tSU |
| Data In Setup Time |
| 5 |
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tHD |
| tH |
| Data In Hold Time |
| 5 |
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| 5 |
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tHH |
| tHD |
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| Hold Time |
| 5 |
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| 5 |
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| HOLD |
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tSH |
| tCD |
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| Setup Time |
| 5 |
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| 5 |
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| HOLD |
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tCO |
| tV |
| Output Valid |
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| 9 |
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| 15 | ns | ||||||
tHHZ | tHZ |
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| to Output HIGH Z |
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| 15 |
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| 15 | ns | |||||
HOLD |
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tHLZ | tLZ |
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| to Output LOW Z |
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| 15 |
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| 15 | ns | |||||
HOLD |
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tOH |
| tHO |
| Output Hold Time |
| 0 |
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| 0 |
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tHZCS | tDIS |
| Output Disable Time |
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| 25 |
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| 25 | ns | |||||||
Notes
7. Current drawn from either VRTCcap or VRTCbat when VCC < VSWITCH.
Document #: | Page 24 of 32 |
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