TDA8798HL Philips Semiconductors, TDA8798HL Datasheet - Page 3

• Manufacturer Part Number: TDA8798HL
• Description: Dual 8-bit/ 100 Msps A/D converter with DPGA
• Manufacturer: Philips Semiconductors

Philips Semiconductors
ORDERING INFORMATION
BLOCK DIAGRAM
2001 Feb 14
handbook, full pagewidth
TDA8798HL
NUMBER
Dual 8-bit, 100 Msps A/D converter with optional DPGA
TYPE
analog
input 2
analog
input 1
LQFP64
DPGAEN
NAME
V DDA2
V DDD1
V DDD2
V DDA1
V SSD1
V SSD2
V SSA2
V SSA1
VIN2N
VIN1N
VIN2
VIN1
12
10
11
24
25
53
56
57
6
7
5
8
9
plastic low profile quad flat package; 64 leads; body 10
moisture sensitivity level 4
from DPGA2N
from DPGA1N
from DPGA2
from DPGA1
DPGAC2
DPGAC1
INTERFACE
DPGA2
DPGA1
SERIAL
3
14
DPGA2
6
6
DPGA1
DPGA2N
2
15
DPGA1N
EXTERNAL
EXTERNAL
OPTIONAL
OPTIONAL
FILTER 2
FILTER 1
Fig.1 Block diagram.
1
16
BUF2N
BUF1N
63
18
BUF2
BUF1
17
64
DESCRIPTION
TDA8798
3
V oref2
V oref1
BUFFER
BUFFER
PACKAGE
to BUF2
to BUF2N
to BUF1N
to BUF1
19
62
V DDA3
REGULATOR
REGULATOR
TEST
54
20
V SSA3
TE
21
55
V DDO1
ADC2
ADC1
SR
31
52
V DDO2
V SSA4
A
A
50
60
V SSO1
V DDA4
D
D
32
61 51
V SSO2
OE
49
10
41 to 48
40 to 33
MGM863
30
58
59
27
29
26
28
13
23
22
1.4 mm;
4
CLK2
DNC2
n.c.
V ref2
SEN2
SCLK
SMODE
SDATA
SEN1
V ref1
CLK1
DNC1
n.c.
Product specification
digital
output 2
B0 to B7
digital
output 1
A0 to A7
TDA8798
SOT314-2
VERSION