No. |
Part Name |
Description |
Manufacturer |
1 |
R1223N422B-TL |
PWM/VFM step-down DC/DC converter with low supply current by CMOS. Output voltage 4.2V. Oscillator frequency 500kHz. Taping specification TL |
Ricoh |
2 |
R1223N422B-TR |
PWM/VFM step-down DC/DC converter with low supply current by CMOS. Output voltage 4.2V. Oscillator frequency 500kHz. Standard taping specification TR |
Ricoh |
3 |
RH5RH422B-T1 |
PWM step-up DC/DC converter. Output voltage 4.2V. External Tr. driver (oscillator frequency 100kHz). Taping type T1 |
Ricoh |
4 |
RH5RH422B-T2 |
PWM step-up DC/DC converter. Output voltage 4.2V. External Tr. driver (oscillator frequency 100kHz). Taping type T2 |
Ricoh |
5 |
RH5RI422B-T1 |
VFM step-up DC/DC converter. Output voltage 4.2V. External Tr. driver (oscillator frequency 100kHz) Taping type T1 |
Ricoh |
6 |
RH5RI422B-T2 |
VFM step-up DC/DC converter. Output voltage 4.2V. External Tr. driver (oscillator frequency 100kHz) Taping type T2 |
Ricoh |
7 |
UPB100422B-10 |
256 x 4-bit 100K ECL RAM. Access time(max) 10 ns. |
NEC |
8 |
UPB100422B-7 |
256 x 4-bit 100K ECL RAM. Access time(max) 7 ns. |
NEC |
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