Datasheet AD876 (Analog Devices) - 5
| 制造商 | Analog Devices |
| 描述 | 10-Bit 20 MSPS 160 mW CMOS A/D Converter |
| 页数 / 页 | 17 / 5 — AD876. PIN FUNCTION DESCRIPTIONS. SOIC. TQFP. Symbol. Pin No. Type. Name … |
| 修订版 | B |
| 文件格式/大小 | PDF / 374 Kb |
| 文件语言 | 英语 |
AD876. PIN FUNCTION DESCRIPTIONS. SOIC. TQFP. Symbol. Pin No. Type. Name and Function. PIN CONFIGURATIONS. SOIC/SSOP. DRV. AIN. CML. 28 AVDD. 48 47
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文件文字版本
AD876 PIN FUNCTION DESCRIPTIONS SOIC TQFP Symbol Pin No. Pin No. Type Name and Function
D0 (LSB) 3 1 DO Least Significant Bit. D1–D4 4–7 2–5 DO Data Bits 1 through 4. D5–D8 8–11 8–11 Data Bits 5 through 8. D9 (MSB) 12 12 DO Most Significant Bit. THREE- 16 23 DI THREE-STATE = LOW THREE-STATE = HIGH STATE or N/C Normal Operating Mode High Impedance Outputs STBY 17 24 DI STBY = LOW or N/C STBY = HIGH Normal Operating Mode Standby Mode CLK 15 22 DI Clock Input. CML 26 38 AO Bypass Pin for an Internal Bias Point. REFTF 22 30 AI Reference Top Force. REFBF 24 34 AI Reference Bottom Force. REFTS 21 29 AI Reference Top Sense. REFBS 25 35 AI Reference Bottom Sense. AIN 27 39 AI Analog Input. AVDD 28 42 P +5 V Analog Supply. AVSS 1 44 P Analog Ground. DVDD 18 26 P +5 V Digital Supply. DVSS 14, 19, 20 17, 27, 28 P Digital Ground. DRVDD 2 45 P +3.3 V/+5 V Digital Supply. Supply for digital input and output buffers. DRVSS 13 16 P +3.3 V/+5 V Digital Ground. Ground for digital input and output buffers. Type: AI = Analog Input; AO = Analog Output; DI = Digital Input; DO = Digital Output; P = Power.
PIN CONFIGURATIONS SOIC/SSOP TQFP DD SS DD AV DRV AV AV AIN CML SS 1 28 AVDD 48 47 46 45 44 43 42 41 40 39 38 37 DRVDD 2 27 AIN *D0 3 26 CML D0 1 36 *D1 4 25 REFBS D1 2 35 REFBS D2 5 24 REFBF D2 3 34 REFBF D3 6 23 NC D3 4 33 AD876 D4 7 22 REFTF D4 5 32 TOP VIEW D5 8 (Not to Scale) 21 REFTS 6 AD876 31 TOP VIEW D6 9 20 DVSS 7 30 (Not to Scale) REFTF D7 10 19 DVSS D5 8 29 REFTS D8 11 18 DVDD D6 9 28 DVSS D9 12 17 STBY D7 10 27 DVSS DRVSS 13 16 THREE-STATE D8 11 26 DVDD DVSS 14 15 CLK D9 12 25 * PINS D0 AND D1 ARE LEFT OPEN 13 14 15 16 17 18 19 20 21 22 23 24 FOR THE AD876JR-8 SS SS NC = NO CONNECT DV CLK STBY DRV THREE-STATE
–4– REV. B
D0 (LSB) 3 1 DO Least Significant Bit. D1–D4 4–7 2–5 DO Data Bits 1 through 4. D5–D8 8–11 8–11 Data Bits 5 through 8. D9 (MSB) 12 12 DO Most Significant Bit. THREE- 16 23 DI THREE-STATE = LOW THREE-STATE = HIGH STATE or N/C Normal Operating Mode High Impedance Outputs STBY 17 24 DI STBY = LOW or N/C STBY = HIGH Normal Operating Mode Standby Mode CLK 15 22 DI Clock Input. CML 26 38 AO Bypass Pin for an Internal Bias Point. REFTF 22 30 AI Reference Top Force. REFBF 24 34 AI Reference Bottom Force. REFTS 21 29 AI Reference Top Sense. REFBS 25 35 AI Reference Bottom Sense. AIN 27 39 AI Analog Input. AVDD 28 42 P +5 V Analog Supply. AVSS 1 44 P Analog Ground. DVDD 18 26 P +5 V Digital Supply. DVSS 14, 19, 20 17, 27, 28 P Digital Ground. DRVDD 2 45 P +3.3 V/+5 V Digital Supply. Supply for digital input and output buffers. DRVSS 13 16 P +3.3 V/+5 V Digital Ground. Ground for digital input and output buffers. Type: AI = Analog Input; AO = Analog Output; DI = Digital Input; DO = Digital Output; P = Power.
PIN CONFIGURATIONS SOIC/SSOP TQFP DD SS DD AV DRV AV AV AIN CML SS 1 28 AVDD 48 47 46 45 44 43 42 41 40 39 38 37 DRVDD 2 27 AIN *D0 3 26 CML D0 1 36 *D1 4 25 REFBS D1 2 35 REFBS D2 5 24 REFBF D2 3 34 REFBF D3 6 23 NC D3 4 33 AD876 D4 7 22 REFTF D4 5 32 TOP VIEW D5 8 (Not to Scale) 21 REFTS 6 AD876 31 TOP VIEW D6 9 20 DVSS 7 30 (Not to Scale) REFTF D7 10 19 DVSS D5 8 29 REFTS D8 11 18 DVDD D6 9 28 DVSS D9 12 17 STBY D7 10 27 DVSS DRVSS 13 16 THREE-STATE D8 11 26 DVDD DVSS 14 15 CLK D9 12 25 * PINS D0 AND D1 ARE LEFT OPEN 13 14 15 16 17 18 19 20 21 22 23 24 FOR THE AD876JR-8 SS SS NC = NO CONNECT DV CLK STBY DRV THREE-STATE
–4– REV. B