_Ordering Information (continued)
MAX154/MAX158
CMOS High-Speed 8-Bit ADCs with
Multiplexer and Reference
______________________________________________________________________________________ 11
MAX158
AIN2
18
26
+5V
12
23
24
25
15 14
AIN8
V
REF+
AIN1 CS
6
5
28
+5V
27
16
RD
A1
DB0-DB7
SPEECH
INPUT
A0
DATA
V
DD
AIN7
BANDPASS
FILTER 1
BANDPASS
FILTER 2
AMP
V
REF-
GND
BANDPASS
FILTER 7
BANDPASS
FILTER 8
A2
MAX154
AIN2
11
24 16 10
+5V
21
22
V
REF-
V
REF+
AIN1
INT
4
3
2
13
A0
DB0-DB7
V
DD
V
DD
SAMPLE
PULSE
V
SS
CS
RD
AIN3
1
AIN4
14
GND
12
A1
A0
A1
15
16
17
MAX506
4
18
3
+5V
+5V
6
5
A1
V
REF
AGND
DB0-DB7
2
V
OUT
A
1
20
19
V
OUT
B
V
OUT
C
V
OUT
D
A0
DGND
WR
Figure 12. Speech Analysis Using Real-Time Filtering
Figure 13. 4-Channel Fast Sample and Infinite Hold
PART
MAX154AEWG
MAX154BEWG
MAX154AEAG -40°C to +85°C
-40°C to +85°C
-40°C to +85°C
TEMP. RANGE PIN-PACKAGE
24 Wide SO
24 Wide SO
24 SSOP
MAX154BEAG
MAX154AMRG
MAX154BMRG -55°C to +125°C
-55°C to +125°C
-40°C to +85°C 24 SSOP
24 CERDIP
24 CERDIP
MAX158ACPI
MAX158BCPI
ERROR
(LSB)
±
1
/
2
0°C to +70°C
0°C to +70°C 28 Plastic DIP
28 Plastic DIP
±1
±
1
/
2
±1
±
1
/
2
±1
±
1
/
2
±1
MAX158BC/D 0°C to +70°C Dice ±
1
/
2
MAX158ACWI 0°C to +70°C 28 Wide SO ±
1
/
2
MAX158BCWI 0°C to +70°C 28 Wide SO ±1
MAX158ACAI 0°C to +70°C 28 SSOP ±
1
/
2
MAX158BCAI 0°C to +70°C 28 SSOP ±1
MAX158AEPI -40°C to +70°C 28 Plastic DIP ±
1
/
2
MAX158BEPI -40°C to +85°C 28 Plastic DIP ±1
MAX158AEWI -40°C to +85°C 28 Wide SO ±
1
/
2
MAX158BEWI -40°C to +85°C 28 Wide SO ±1
MAX158AEAI -40°C to +85°C 28 SSOP ±
1
/
2
MAX154BENG -40°C to +85°C 24 Plastic DIP ±1
MAX154AENG -40°C to +85°C 24 Plastic DIP ±
1
/
2
MAX158BEAI -40°C to +85°C 28 SSOP ±1
MAX158AMJI -55°C to +125°C 28 CERDIP ±
1
/
2
MAX158BMJI -55°C to +125°C 28 CERDIP ±1