MB88141 Fujitsu Media Devices, MB88141 Datasheet
MB88141
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MB88141 Summary of contents
Page 1
... The 12 analog output channels have built-in OP Amps, providing large current drive capability. Data input is compatible with I The built-in I/O expander function allows the MB88141 to be controlled by devices incompatible with I specifications (provides conversion between I Can be adapted for tuning by electronically variable or pre-fixed resistance, etc. ...
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... MB88141 (Continued) • single power supply • Power supply/GND for MCU interface and OP Amp is separate from power supply/GND for D/A converter • Power supply for D/A converter is divided into two systems for allowing separate level settings for each system 12 • Compatible with serial data input, I • ...
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... AO1 AO2 AO3 AO4 D7/AO5 D6/AO6 D5/AO7 D4/AO8 D3/AO9 D2/AO10 D1/AO 11 D0/AO12 (TOP VIEW (DIP-24P-M02) (FPT-24P-M01) (FPT-24P-M03) MB88141 GND VSS1 VDD1 SDA SCL MOD CS2 CS1 CS0 VDD2 VSS2 VCC 3 ...
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... D/A converter and I/O expander mode switching pin. * Input “L” to operate as a D/A converter, “H” to operate as I/O expander and D/A converter. Lower 3 bits of the slave address setting pins. * This allows up to eight MB88141 chips to be used on the same bus line. 8-bit D/A output with OP Amp 8-bit D/A output with OP Amp. * ...
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... VDD1 R-2R VSS1 ladder circuit VCC GND AO1 Bus Interface D/A & I/O Control Logic 8-bit latch 8-bit latch 5 ch R-2R R-2R ladder circuit ladder circuit AO4 AO5/D7 MB88141 8-bit latch 12 ch VDD2 R-2R ladder circuit VSS2 8 AO12/D0 5 ...
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... MB88141 DATA CONFIGURATION The MB88141 data configuration differs in each of the two operating modes (D/A converter (12-channel) and I/O expander plus D/A converter), selected by the MOD pin signal. 1. For D/A Converter (12-channel) Operation (MOD ( Bus Format First S6 S0 R/W S Slave address (7 bits Sent from master device S: “ ...
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... All channels selected * 1 AO1 selected 0 AO12 selected 1 Don’t care 0 Don’t care 1 All channels selected * XXXX0000 A D/A data (8 bits) • • • A AO1 data A : Sent from MB88141 (slave device) A: “Acknowledge” output D0 Channel select 256) REF 0 (V 256) REF 0 (V 256) REF 1 ...
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... D0 D7 Last A Digital data (8 bits Channel selection (8 bits) A Digital data (8 bits) : Sent from MB88141 (slave device) A: “Acknowledge” output D/A converter 4 channels (AO1 to AO4) 8 channels (AO1 to AO8 write operations ( I/O expander operation parallel data output bus output ...
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... Don’t care (AO5 selected) 0 Don’t care (AO8 selected) 1 Don’t care 0 Don’t care 1 I/O expander continuous operation • • • Digital data A A • • • A Digital data A : Sent from MB88141 (slave device) A: “Acknowledge” output MB88141 Digital data A P Digital data ...
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... Note: • The SDA input acknowledge response (ACK output signal from the MB88141. • The D0-D7 input and output timing represent the timing of switching to write and read operations respectively. Also, D0-D7 input remains in HiZ state between the end of a read operation and the acknowledgment of the next I/O write signal ...
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... V CC DD1 SS1 DD1 SS1 SS1 DD2 CC DD2 SS2 DD2 SS2 SS2 I Source current AL I Sink current MB88141 Rating Unit Min. Max. 0.3 7.0* V 0.3 7.0* V 0.3 7.0* V 0 0 250 120 C Value Unit Min. ...
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... MB88141 ELECTRICAL CHARACTERISTICS 1. DC Characteristics (1) Digital Circuits Parameter Symbol Supply voltage V CC Supply current I CC Input leak current I ILK “L” level input voltage V IL “H” level input voltage V IH Input hysteresis width V HYS “H” level output voltage V OH ...
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... Digital data I 500 A AH “00” 1.0 mA AO1 to AH AO12 500 A AL Digital data I 500 A AH “FF” MB88141 VSS2 0 Value Unit Min. Typ. Max ...
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... MB88141 2. AC Characteristics Parameter SCL clock frequency Bus free time between “stop” condition and “start” condition Hold time (resend) “start” condition. The first clock pulse is generated after this interval. SCL clock low hold time SCL clock high hold time Resend “ ...
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... HD; DAT SP • • • • DZ; DI SU; DI HD; DI Digital input t DZ; DI and MB88141 • • Acknowl edge • • • • SU; STA HD; STA • • • • t SU; STO t DL; DO Digital output t DL; AO ...
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... MB88141 ORDERING INFORMATION Part number MB88141P MB88141PF MB88141PFV 16 Package 24-pin plastic DIP (DIP-24P-M02) 24-pin plastic SOP (FPT-24P-M01) 24-pin plastic SSOP (FPT-24P-M03) Remarks ...
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... MAX 1994 FUJITSU LIMITED D24015S-2C-3 C +.008 1.189 –.012 13.55±0.25 (.533±.010) 0.51(.020)MIN +0.50 1.50 0.45±0.08 –0 +.020 (.018±.003) .059 –0 2.54(.100) TYP MB88141 0.25±0.05 (.010±.002) 15°MAX 15.24(.600) TYP Dimensions in mm (inches) (Continued) 17 ...
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... MB88141 (Continued) 24-pin plastic SOP (FPT-24P-M01) +0.25 15.24 –0.20 INDEX 1.27(.050) TYP "A" 0.10(.004) 13.97(.550)REF 2000 FUJITSU LIMITED F24007S-3C +.010 .600 –.008 5.30±0.30 7.80±0.40 (.209±.012) (.307±.016) 0.45±0.10 Ø0.13(.005) (.018±.004) 2.25(.089)MAX (Mounting height) 0.05(.002)MIN (STAND OFF) +0 ...
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... NOM "A" +0.10 +0.05 0.22 0.15 –0.05 –0.02 +.004 +.002 .009 .006 –.002 –.001 MB88141 Details of "A" part 0.10±0.10(.004±.004) (STAND OFF) 0 10° 0.50±0.20 (.020±.008) Dimensions in mm (inches) 19 ...
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... MB88141 FUJITSU LIMITED For further information please contact: Japan FUJITSU LIMITED Corporate Global Business Support Division Electronic Devices Shinjuku Dai-Ichi Seimei Bldg. 7-1, Nishishinjuku 2-chome, Shinjuku-ku, Tokyo 163-0721, Japan Tel: +81-3-5322-3347 Fax: +81-3-5322-3386 http://edevice.fujitsu.com/ North and South America FUJITSU MICROELECTRONICS, INC. ...