VREF 鈥� Volts 0.5 0.4" />
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� AD7945BRS
寤犲晢锛� Analog Devices Inc
鏂囦欢闋佹暩(sh霉)锛� 3/16闋�
鏂囦欢澶у皬锛� 0K
鎻忚堪锛� IC DAC 12BIT MULTIPLYING 20SSOP
鐢㈠搧鍩硅〒妯″锛� Data Converter Fundamentals
DAC Architectures
妯欐簴鍖呰锛� 66
瑷疆鏅傞枔锛� 600ns
浣嶆暩(sh霉)锛� 12
鏁�(sh霉)鎿�(j霉)鎺ュ彛锛� 骞惰伅(li谩n)
杞夋彌鍣ㄦ暩(sh霉)鐩細 1
闆诲闆绘簮锛� 鍠浕婧�
鍔熺巼鑰楁暎锛堟渶澶э級锛� 25µW
宸ヤ綔婧害锛� -40°C ~ 85°C
瀹夎椤炲瀷锛� 琛ㄩ潰璨艰
灏佽/澶栨锛� 20-SSOP锛�0.209"锛�5.30mm 瀵級
渚涙噳鍟嗚ō鍌欏皝瑁濓細 20-SSOP
鍖呰锛� 绠′欢
杓稿嚭鏁�(sh霉)鐩拰椤炲瀷锛� 1 闆绘祦锛屽柈妤�锛�1 闆绘祦锛岄洐妤�
閲囨ǎ鐜囷紙姣忕锛夛細 1.7M
AD7943/AD7945/AD7948
REV. B
鈥�11鈥�
Typical Performance Curves
VREF 鈥� Volts
0.5
0.4
0
210
4
DNL
鈥�
LSB
S
68
0.3
0.2
0.1
VDD = +5V
TA = +25 C
OP AMP = AD843
Figure 5. Differential Nonlinearity Error vs.
VREF (Normal Mode)
VREF 鈥� Volts
1.0
0.9
0
210
46
8
0.6
0.3
0.2
0.1
0.8
0.7
0.4
0.5
INL
鈥�
LSB
S
VDD = +5V
TA = +25 C
OP AMP = AD843
Figure 6. Integral Nonlinearity Error vs.
VREF (Normal Mode)
INPUT CODE
0.50
0.25
鈥�0.50
0
4095
1024
LINEARITY
ERROR
鈥�
LSB
S
2048
3072
0.00
鈥�0.25
VDD = +5V
VREF = +10V
OP AMP = AD843
TA = +25 C
Figure 7. All Codes Linearity In Normal Mode (VDD = +5 V)
|VREF 鈥� VBIAS| 鈥� Volts
6
0
0.2
1.4
0.4
INL,
DNL
鈥�
LSB
S
0.6
0.8
1.0
1.2
5
4
3
2
1
VDD = +3.3V
TA = +25 C
OP AMP = AD820
Figure 8. Linearity Error vs. VREF (Biased Mode)
鐩搁棞PDF璩囨枡
PDF鎻忚堪
AD7943BR IC DAC 12BIT MULT SRL 16-SOIC
AD7945BR IC DAC 12BIT MULTIPLYING 20-SOIC
LTC2614CGN-1#TRPBF IC DAC 14BIT QUAD R-R OUT 16SSOP
VE-BNB-MV-B1 CONVERTER MOD DC/DC 95V 150W
VE-B6P-MV-B1 CONVERTER MOD DC/DC 13.8V 150W
鐩搁棞浠g悊鍟�/鎶€琛撳弮鏁�(sh霉)
鍙冩暩(sh霉)鎻忚堪
AD7945BRS-REEL 鍔熻兘鎻忚堪:IC DAC 12BIT MULT PARALL 20-SSOP RoHS:鍚� 椤炲垾:闆嗘垚闆昏矾 (IC) >> 鏁�(sh霉)鎿�(j霉)閲囬泦 - 鏁�(sh霉)妯¤綁鎻涘櫒 绯诲垪:- 鐢㈠搧鍩硅〒妯″:LTC263x 12-, 10-, and 8-Bit VOUT DAC Family 鐗硅壊鐢㈠搧:LTC2636 - Octal 12-/10-/8-Bit SPI VOUT DACs with 10ppm/掳C Reference 妯欐簴鍖呰:91 绯诲垪:- 瑷疆鏅傞枔:4µs 浣嶆暩(sh霉):10 鏁�(sh霉)鎿�(j霉)鎺ュ彛:MICROWIRE?锛屼覆琛岋紝SPI? 杞夋彌鍣ㄦ暩(sh霉)鐩�:8 闆诲闆绘簮:鍠浕婧� 鍔熺巼鑰楁暎锛堟渶澶э級:2.7mW 宸ヤ綔婧害:-40°C ~ 85°C 瀹夎椤炲瀷:琛ㄩ潰璨艰 灏佽/澶栨:14-WFDFN 瑁搁湶鐒婄洡 渚涙噳鍟嗚ō鍌欏皝瑁�:14-DFN-EP锛�4x3锛� 鍖呰:绠′欢 杓稿嚭鏁�(sh霉)鐩拰椤炲瀷:8 闆诲锛屽柈妤� 閲囨ǎ鐜囷紙姣忕锛�:*
AD7945BRSZ 鍔熻兘鎻忚堪:IC DAC 12BIT MULTIPLYING 20-SSOP RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> 鏁�(sh霉)鎿�(j霉)閲囬泦 - 鏁�(sh霉)妯¤綁鎻涘櫒 绯诲垪:- 妯欐簴鍖呰:1 绯诲垪:- 瑷疆鏅傞枔:4.5µs 浣嶆暩(sh霉):12 鏁�(sh霉)鎿�(j霉)鎺ュ彛:涓茶锛孲PI? 杞夋彌鍣ㄦ暩(sh霉)鐩�:1 闆诲闆绘簮:鍠浕婧� 鍔熺巼鑰楁暎锛堟渶澶э級:- 宸ヤ綔婧害:-40°C ~ 125°C 瀹夎椤炲瀷:琛ㄩ潰璨艰 灏佽/澶栨:8-SOIC锛�0.154"锛�3.90mm 瀵級 渚涙噳鍟嗚ō鍌欏皝瑁�:8-SOICN 鍖呰:鍓垏甯� (CT) 杓稿嚭鏁�(sh霉)鐩拰椤炲瀷:1 闆诲锛屽柈妤碉紱1 闆诲锛岄洐妤� 閲囨ǎ鐜囷紙姣忕锛�:* 鍏跺畠鍚嶇ū:MCP4921T-E/SNCTMCP4921T-E/SNRCTMCP4921T-E/SNRCT-ND
AD7945BRSZ-REEL 鍔熻兘鎻忚堪:IC DAC 12BIT MULT PARALL 20SSOP RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> 鏁�(sh霉)鎿�(j霉)閲囬泦 - 鏁�(sh霉)妯¤綁鎻涘櫒 绯诲垪:- 鐢㈠搧鍩硅〒妯″:LTC263x 12-, 10-, and 8-Bit VOUT DAC Family 鐗硅壊鐢㈠搧:LTC2636 - Octal 12-/10-/8-Bit SPI VOUT DACs with 10ppm/掳C Reference 妯欐簴鍖呰:91 绯诲垪:- 瑷疆鏅傞枔:4µs 浣嶆暩(sh霉):10 鏁�(sh霉)鎿�(j霉)鎺ュ彛:MICROWIRE?锛屼覆琛�锛孲PI? 杞夋彌鍣ㄦ暩(sh霉)鐩�:8 闆诲闆绘簮:鍠浕婧� 鍔熺巼鑰楁暎锛堟渶澶э級:2.7mW 宸ヤ綔婧害:-40°C ~ 85°C 瀹夎椤炲瀷:琛ㄩ潰璨艰 灏佽/澶栨:14-WFDFN 瑁搁湶鐒婄洡 渚涙噳鍟嗚ō鍌欏皝瑁�:14-DFN-EP锛�4x3锛� 鍖呰:绠′欢 杓稿嚭鏁�(sh霉)鐩拰椤炲瀷:8 闆诲锛屽柈妤� 閲囨ǎ鐜囷紙姣忕锛�:*
AD7945BRZ 鍔熻兘鎻忚堪:IC DAC 12BIT MULTIPLYING 20-SOIC RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> 鏁�(sh霉)鎿�(j霉)閲囬泦 - 鏁�(sh霉)妯¤綁鎻涘櫒 绯诲垪:- 妯欐簴鍖呰:1 绯诲垪:- 瑷疆鏅傞枔:4.5µs 浣嶆暩(sh霉):12 鏁�(sh霉)鎿�(j霉)鎺ュ彛:涓茶锛孲PI? 杞夋彌鍣ㄦ暩(sh霉)鐩�:1 闆诲闆绘簮:鍠浕婧� 鍔熺巼鑰楁暎锛堟渶澶э級:- 宸ヤ綔婧害:-40°C ~ 125°C 瀹夎椤炲瀷:琛ㄩ潰璨艰 灏佽/澶栨:8-SOIC锛�0.154"锛�3.90mm 瀵級 渚涙噳鍟嗚ō鍌欏皝瑁�:8-SOICN 鍖呰:鍓垏甯� (CT) 杓稿嚭鏁�(sh霉)鐩拰椤炲瀷:1 闆诲锛屽柈妤碉紱1 闆诲锛岄洐妤� 閲囨ǎ鐜囷紙姣忕锛�:* 鍏跺畠鍚嶇ū:MCP4921T-E/SNCTMCP4921T-E/SNRCTMCP4921T-E/SNRCT-ND
AD7945BRZ-AIRBUS 鍒堕€犲晢:Analog Devices 鍔熻兘鎻忚堪: