AD7824/AD7828
5V
BAND-PASS
FILTER 1
BAND-PASS
FILTER 2
SPEECH
INPUT
AMP
BAND-PASS
FILTER 7
BAND-PASS
FILTER 8
5V
AIN7
AIN8
V
REF
(+)
V
REF
(–) GND
AIN1
AIN2
DB7
V
DD
CS
RD
5V
V
DD
AIN1
AIN2
AIN3
AIN4
CS
RD
INT
DB7
DB0
A1
A0
SAMPLE
PULSE
15V
10V
WR
DB7
DB0
A1
A0
V
SS
V
DD
V
REF
V
OUT
A
V
OUT
B
V
OUT
C
V
OUT
D
DGND
AGND
V
O
1
V
O
2
V
O
3
V
O
4
AD7226
AD7828
DB0
A2
A1
A0
DATA
AD7824
V
REF
(+)
V
REF
(–)
GND
Figure 19. Speech Analysis Using Real-Time Filtering
Figure 20. 4-Channel Fast Infinite Sample-and-Hold
OUTLINE DIMENSIONS
24-Lead Plastic Dual-in-Line Package [PDIP]
(N-24)
Dimensions shown in inches and (millimeters)
1.185 (30.01)
1.165 (29.59)
1.145 (29.08)
24
1
13
12
0.295 (7.49)
0.285 (7.24)
0.275 (6.99)
0.325 (8.26)
0.310 (7.87)
0.300 (7.62)
0.150 (3.81)
0.135 (3.43)
0.120 (3.05)
0.015 (0.38)
0.010 (0.25)
0.008 (0.20)
0.180
(4.57)
MAX
0.150 (3.81)
0.130 (3.30)
0.110 (2.79)
0.015 (0.38) MIN
0.022 (0.56)
0.018 (0.46)
0.014 (0.36)
0.100
(2.54)
BSC
0.060 (1.52) SEATING
0.050 (1.27) PLANE
0.045 (1.14)
COMPLIANT TO JEDEC STANDARDS MO-095AG
CONTROLLING DIMENSIONS ARE IN INCHES; MILLIMETER DIMENSIONS
(IN PARENTHESES) ARE ROUNDED-OFF INCH EQUIVALENTS FOR
REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN
28-Lead Plastic Dual-in-Line Package [PDIP]
(N-28)
Dimensions shown in inches and (millimeters)
1.565 (39.7)
1.380 (35.1)
28
15
0.580 (14.73)
0.485 (12.32)
1
14
0.100 (2.54)
BSC
0.250 (6.35)
MAX
0.200 (5.05)
0.115 (2.93)
0.015 (0.39)
MIN
0.625 (15.87)
0.600 (15.24)
0.195 (4.95)
0.125 (3.18)
0.022 (0.558)
0.014 (0.356)
0.70 (1.77)
0.30 (0.77)
SEATING
PLANE
0.015 (0.381)
0.008 (0.204)
COMPLIANT TO JEDEC STANDARDS MS-011AB
CONTROLLING DIMENSIONS ARE IN INCHES; MILLIMETER DIMENSIONS
(IN PARENTHESES) ARE ROUNDED-OFF INCH EQUIVALENTS FOR
REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN
REV. F
–11–
AD [ ANALOG DEVICES ]
