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HA19216/MP
6-Bit Flash Type Analog-to Digital Converter
Description
The HA19216/MP bipolar LSI performs high speed 6-bit A/D conversion. Digital data output and clock
input terminals are compatible with TTL and CMOS. The HA19216/MP are designed for video signal
processing application.
Features
6-bit resolution (including overflow)
6-bit latched three-state outputs
Maximum conversion Rate: 20 Msps (Min)
Single Power Supply: +5 V
Digital data output, high impedance state control and clock input terminals compatible with TTL and
CMOS
Needs no sample and hold circuit
18-pin DIP package and 28-pin surface mount package.
Output current:
IOL = 1.4 mA (guaranteed)
IOH = –5 mA (guaranteed)
Application
Pattern recognition using a computer
High-speed measuring instruments
Ordering Information
Type No.
HA19216
HA19216MP
Package
300mil 18 pin plastic DIP (DP-18A)
28 pin plastic QFI (MP-28)

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HA19216/MP
Pin Arrangement
• HA19216
• HA19216MP
B6
OF
GND
NC
CE2
CE1
CLK
PHASE
VRT
1
2
3
4
5
6
7
8
9
18 B5
17 B4
NC 4
16
VRM
GND 5
NC 6
15 B3
CE2 7
14 B2
13 B1
NC
CE1
NC
8
9
10
12 VCC CLK 11
11 VIN
10 VRB
(Top View)
25 NC
24 VRM
23 B3
22 B2
21 B1
20 NC
19 VCC
18 NC
(Top View)
Pin Function
Pin No.
HA19216
1
2
3
4
5
HA19216MP
1
3
5
7
Symbol
B6
OF
GND
NC
CE2
69
CE1
7 11
8 13
9 14
10 15
11 17
12 19
13 21
CLK
PHASE
VRT
VBR
VIN
VCC
B1
Function
Bit 6 digital output (MSB)
Digital output (Overflow)
Ground
Not connected
Digital output high
Digital output high
Clock input
Clock phase control input
High level reference voltage input
Low level reference voltage input
Analog input
Power supply
Bit 1 digital output (LSB)
Remarks
Impedance control
input
Impedance control
input
2

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Pin Function (Cont)
Pin No.
HA19216 HA19216MP Symbol
14 22
B2
15 23
B3
16 24
17 26
VRM
B4
18 28
B5
Note:
CE1
CE2
×L
LH
HH
H: High level
L: Low level
×: Don’t care
Z: High impedance
Function
Bit 2 digital output
Bit 3 digital output
Reference voltage center tap
Bit 4 digital output
Bit 5 digital output
B1 – B6
Z
H/L
Z
HA19216/MP
Remarks
OF
Z
H/L
H/L
3

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HA19216/MP
Block Diagram
(11)
CLK 7
(13)
PHASE 8
(17)
VIN 11
R/2
VRT 9
(14)
R
R
R
(24)
VRM 16
R
R
R
(15)
VRB 10
R/2
VCC
12
(19)
Comp.
64
Comp.
63
Comp.
33
Comp.
2
Comp.
1
High Impedance
State
Buffer
D Q 2 OF
CLK (3)
D Q 1 B6 (MSB)
CLK (1)
Encoder
Logic
DQ
CLK
DQ
CLK
18 B5
(28)
17 B4
(26)
D Q 15 B3
CLK (23)
D Q 14 B2
CLK (22)
D Q 13 B1 (LSB)
CLK (21)
Comparators and Latches
(5)
3
GND
r indicates HA19216 pin number
( ) indicates HA19216MP pin number
6 CE1
(9)
5 CE2
(7)
4

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Interface
HA19216/MP
VIN 11
VCC
64 Comparators
Figure 1 Analog Input
VCC
VCLK 7
100
VPHASE 8
Figure 2 Clock Input
VCC
VCE1 6
100
VCE2 5
Figure 3 High Impedance State Control Input
5