SA5901 Datasheet, PDF (14/24 Pages) Silan Microelectronics Joint-stock – 4-CHANNEL MOTOR DRIVER FOR PORTABLE CD PLAYER

SA5901
No.4 Measure ISYS2
No.5 Measure ICHGVCC.
No. 28 VSYS1 voltage when E0 pin varies from “H”to “L”upon increasing VSYS1.
No. 29 E0 pin voltage when 100µA has been taken from the E0 pin.
No. 30 E0 pin voltage when 100µA has flowed into the E0 pin
No. 31, 32, 33 &34 measure SPRT pin voltage
No. 35 Current flowing when 0.5V has been impressed to SPRT terminal shall be I1, and current flowing when
0.6V has been impressed shall be I2.
RSPR= ^0.1V (ȍ)
I2−I1
No. 36 SPRT pin voltage when SW pin varies from “H”to “L”upon increasing the SPRT voltage.
No. 37 BSEN pin voltage when SPRT pin varies form “L”to “H”upon increasing BSEN voltage and BATT
voltage.
No. 38 SW pin voltage when 2mA has been taken from the SW pin. (START=0V)
No. 39 SW pin voltage when 10mA has been taken from the SW pin. (CT=SPRT=0V, EI=0.7V)
No. 40 SW pin voltage when 10mA has flowed into the SW pin. (CT=2V)
No. 48 DEAD pin voltage when 2µA has been taken from the DEAD pin shall be DEAD1, and DEAD pin
voltage when 4µA has been taken shall be DEAD2.
RDEAD = ^{DEAD1−DEAD1} (Ω)
2ȝA
No. 49 DEAD pin voltage upon IDEAD=0µA.
No. 50 OFF pin voltage when SPRT pin varies from “L”to “H”upon decreasing the OFF pin.
No. 51 OFF pin outgoing current upon OFF=0V.
No. 52 START pin voltage when SW pin varies from “L”to “H”upon decreasing the START pin.
No. 53 SW pin shall be “L”when voltage of BATT-0.5V has been impressed to START pin.
No. 54 START pin outgoing current upon START=0V
No. 57 CLK pin incoming current upon CLK=3.2V
No. 58 & 59 VSYS1 voltage when SW pin varies from “L”to “H”upon increasing VSYS1 voltage. The voltage
width until SW pin varies “H”to “L”upon decreasing VSYS1 from that voltage shall be hysteresis width.
No. 60 VSYS1 voltage when dead pin varies from “L”to “H”upon increasing VSYS1 voltage.
No. 78 Calculated from voltage at both ends of RNF=1MΩ.
No. 79 Voltage between OP- and OP+ of RNF=0Ω.
No. 80 &81 DC voltage at OPOUT pin in inversion amplifier configuration of RNF=20kΩ.
No. 82 Calculated voltage at both ends of 50Ω when short-circuiting OPOUT pin to GND, grounding , with 50Ω
at RNF=0Ω.
No. 83 Calculated voltage at both ends of 50Ω when short-circuiting OPOUT pin to VSYS2, high voltage, with
50Ω at RNF=0Ω.
No. 85
No. 86 Measure RCHG pin voltage when 1.8kΩ has been impressed to RCHG pin and GND.
No. 87 Current flowing from this pin when 0.5V has been impressed to RCHG pin shall be IRC1, and current
when 0.6V has been impressed shall be IRC2.
0.1V
RRCHG =
(ȍ)
IRC2 − IRC1
No. 88 & 89 Measure leak current of SEL pin.
No. 90 Measure SEL pin voltage when 300mA has been flowed into the SEL pin.
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.3 2006.02.27
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