tza1032 NXP Semiconductors, tza1032 Datasheet - Page 6

• Manufacturer Part Number: tza1032
• Description: Laser Driver And Controller Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
5
2002 May 06
handbook, full pagewidth
Laser driver and controller circuit
BLOCK DIAGRAM
AMEAS
DATAN
DATAP
I2C_A0
REFH
CLKN
CLKP
REFL
LASP
OPC
CFS
SDA
AEZ
SCL
IRQ
FS
25
26
24
23
31
32
45
33
34
35
37
15
40
41
14
16
REFERENCE
DIFFERENTIAL
CONTROL
ANALOG
ANALOG
RECEIVER
TZA1032UK
LASER
INTERFACE
RLC
I
2
LCA clock
C-BUS
FS_ADC
Alpha_ADC
LasP_DAC
Data
Clk
LCD clock
V DDA
to all blocks
POWER-ON
ALPHA LOOP
LPC LOOP;
ANALOG
DECODER
CONTROL
POWER
AND OPC
RESET
3
22, 27,
46
DIGITAL
LASER
RLC
PLL
V SSA
Supply
Fig.1 Block diagram.
3
19, 30,
48
P_readSet
P_writeSet
delta (8 bits)
RDWR
threshold (16 bits)
GENERATOR
CONVERTER
& SETPOINT
RLC to WS
SAMPLE
POWER
TIMING
V DDD
6
DIGITAL
POWER
8, 17,
21, 38
4
V SSD
threshold
delta
(8 bits)
3
3, 18,
47
MULTIPLYING
REFERENCE
INTERFACE
CURRENT
DACs
DACs
TEST
2
3
2
3
3
MGW501
1, 2, 49
50, 51,
5, 6, 7
11, 12
9, 10
Preliminary specification
20
52
43
44
42
13
36
39
29
28
4
ES
ES
RDWR
V DD
OUT[1 to 3]
V SS
n.c.
TEST [ 2 to 0 ]
TEST_IN [ 1 to 0 ]
TEST_CLK
TEST_OUT [ 1 to 0 ]
FSPLUS
FSMIN
IVREFCON
IVCON
TZA1032