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參數資料
| 型號： | AD7837AR |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | DAC |
| 英文描述： | LC2MOS Complete, Dual 12-Bit MDACs |
| 中文描述： | DUAL, PARALLEL, WORD INPUT LOADING, 3 us SETTLING TIME, 12-BIT DAC, PDSO24 |
| 封裝： | SOIC-24 |
| 文件頁數： | 12/12頁 |
| 文件大小： | 187K |
| 代理商： | AD7837AR |
AD7837/AD7847
REV. C
–12–
C
P
OUTLINE DIMENSIONS
Dimensions shown in inches and (mm).
AD7837–6502/6809 Interface
Figure 25 shows an interface between the AD7837 and the 6502
or 6809 microprocessor. For the 6502 microprocessor, the
φ
2
clock is used to generate the
WR
, while for the 6809 the E sig-
nal is used.
WR
DB7
R/
W
ADDRESS
DECODE
CS
LDAC
DB0
D7
D0
6502/6809
AD7837
*
ADDRESS BUS
DATA BUS
*
ADDITIONAL PINS OMITTED FOR CLARITY
A0 A1
EN
A15
A0
2 OR E
Figure 25. AD7837 to 6502/6809 Interface
24-Lead SOIC (R-24)
0.013 (0.32)
0.009 (0.23)
6
0
0.03 (0.76)
0.02 (0.51)
0.042 (1.067)
0.018 (0.457)
SEATING
PLANE
0.01 (0.254)
0.006 (0.15)
0.019 (0.49)
0.014 (0.35)
0.096 (2.44)
0.089 (2.26)
0.05
(1.27)
24
13
12
1
0.414 (10.52)
0.398 (10.10)
0.299 (7.6)
0.291 (7.39)
PIN 1
0.608 (15.45)
0.596 (15.13)
1. LEAD NO. 1 IDENTIFIED BY A DOT.
2. SOIC LEADS WILL EITHER BE TIN PLATED OR SOLDER DIPPED
IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS.
24-Lead Cerdip (Q-24)
24
1
12
13
PIN 1
0.295
(7.493)
MAX
15
°
0
°
0.320 (8.128)
0.290 (7.366)
0.012 (0.305)
0.008 (0.203)
TYP
0.180
(4.572)
MAX
SEATING
PLANE
0.225 (5.715)
MAX
1.290 (32.77) MAX
0.021 (0.533)
0.015 (0.381)
TYP
1. LEAD NO. 1 IDENTIFIED BY A DOT OR NOTCH.
2. CERDIP LEADS WILL EITHER BE TIN PLATED OR SOLDER DIPPED.
IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS
0.070 (1.778)
0.020 (0.508)
0.110 (2.794)
0.090 (2.286)
TYP
0.125 (3.175)
MIN
0.065 (1.651)
0.055 (1.397)
24-Lead Plastic DIP (N-24)
24
1
12
13
PIN 1
1.228 (31.19)
1.226 (31.14)
0.261
0.001
(6.61 0.03)
0.130 (3.30)
0.128 (3.25)
SEATING
PLANE
0.02 (0.5)
0.016 (0.41)
0.07 (1.78)
0.05 (1.27)
0.11 (2.79)
0.09 (2.28)
0.011 (0.28)
0.009 (0.23)
0.32 (8.128)
0.30 (7.62)
15
°
0
°
1. LEAD NO. 1 IDENTIFIED BY A DOT OR NOTCH.
2. PLASTIC LEADS WILL EITHER BE SOLDER DIPPED OR TIN LEAD PLATED.
IN ACCORDANCE WITH MIL-M-38510 REQUIREMENTS.
相關PDF資料 |
PDF描述 |
|---|---|
| AD7837BN | LC2MOS Complete, Dual 12-Bit MDACs |
| AD7837BQ | 2.7V-5.25V Digital, 5V Analog, 14 Bit, 1.25 MSPS, Serial ADC w/Ref 48-TQFP -40 to 85 |
| AD7837BR | LC2MOS Complete, Dual 12-Bit MDACs |
| AD7837SQ | 2.7V-5.25V Digital, 5V Analog, 14 Bit, 1.25 MSPS, Serial ADC w/Ref 48-TQFP -40 to 85 |
| AD7847 | LC2MOS Complete, Dual 12-Bit MDACs |
相關代理商/技術參數 |
參數描述 |
|---|---|
| AD7837AR/883B | 制造商:AD 制造商全稱:Analog Devices 功能描述:LC2MOS Complete, Dual 12-Bit MDACs |
| AD7837AR883B | 制造商:AD 制造商全稱:Analog Devices 功能描述:LC2MOS Complete, Dual 12-Bit MDACs |
| AD7837AR-883B | 制造商:AD 制造商全稱:Analog Devices 功能描述:LC2MOS Complete, Dual 12-Bit MDACs |
| AD7837ARN | 制造商:AD 制造商全稱:Analog Devices 功能描述:LC2MOS Complete, Dual 12-Bit MDACs |
| AD7837ARQ | 制造商:AD 制造商全稱:Analog Devices 功能描述:LC2MOS Complete, Dual 12-Bit MDACs |
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