ICX202

Manufacturer Part NumberICX202
DescriptionTiming Generator for Frame Readout CCD Image Sensor
ManufacturerSONY [Sony Corporation]
ICX202 datasheet
 


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Timing Generator for Frame Readout CCD Image Sensor
Description
The CXD2470R is a timing generator IC which
generates the timing pulses for performing frame
readout using the ICX224,ICX284,ICX202 and ICX232
CCD image sensor.
Features
• Base oscillation frequency 24.00 to 36.00MHz (max.)
• High-speed/low-speed shutter function
• Supports quadruple-speed readout drive
• Horizontal driver for CCD image sensor
• Vertical driver for CCD image sensor
Applications
Digital still cameras
Structure
Silicon gate CMOS IC
Applicable CCD Image Sensors
ICX224 (Type 1/2, 2020K pixels)
ICX284 (Type 1/2.7, 2020K pixels)
ICX202 (Type 1/3, 1250K pixels)
ICX232 (Type 1/3.6, 1250K pixels)
Pin Configuration
36
35
34
33
32
31
30
29
TEST1
37
VM
38
V2
39
V4
40
V1A
41
VH
42
V1B
43
V3A
44
VL
45
V3B
46
SUB
47
TEST2
48
1
2
3
4
5
6
7
8
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
Absolute Maximum Ratings
• Supply voltage
• Input voltage
• Output voltage
• Operating temperature
• Storage temperature
Recommended Operating Conditions
• Supply voltage
28
27
26
25
24
V
5
SS
23
ADCLK
• Operating temperature
22
OBCLP
21
V
4
SS
20
CLPDM
19
PBLK
XRS
18
17
XSHD
16
XSHP
15
V
4
DD
14
V
3
DD
Groups of pins enclosed in the figure indicate
13
H2
sections for which power supply separation is
9
10
11
12
possible.
– 1 –
CXD2470R
48 pin LQFP (Plastic)
V
V
– 0.3 to +7.0
DD
SS
V
–10.0 to V
L
SS
V
V
– 0.3 to +26.0
H
L
V
V
– 0.3 to V
I
SS
DD
V
V
– 0.3 to V
O1
SS
DD
V
V
– 0.3 to V
+ 0.3
O2
L
SS
V
V
– 0.3 to V
+ 0.3
O3
L
H
Topr
–20 to +75
Tstg
–55 to +150
V
b
3.0 to 5.5
DD
V
a, V
c, V
d
DD
DD
DD
3.0 to 3.6
V
0.0
M
V
14.5 to 15.5
H
V
–7.0 to –8.0
L
Topr
–20 to +75
E98Y31C9Z-PS
V
V
V
+ 0.3
V
+ 0.3
V
V
V
°C
°C
V
V
V
V
V
°C

ICX202 Summary of contents

  • Page 1

    ... Timing Generator for Frame Readout CCD Image Sensor Description The CXD2470R is a timing generator IC which generates the timing pulses for performing frame readout using the ICX224,ICX284,ICX202 and ICX232 CCD image sensor. Features • Base oscillation frequency 24.00 to 36.00MHz (max.) • High-speed/low-speed shutter function • ...

  • Page 2

    Block Diagram OSCI 28 OSCO 27 CKI 26 CKO 25 MCKO 30 SSI 31 SCK 32 SEN 33 EBCKSM ...

  • Page 3

    Pin Description Pin Symbol I/O No — GND SS Internal system reset input. 2 RST I Normally apply reset during power-on. Control input used to stop pulse generation. 3 DSGAT Vertical direction line ...

  • Page 4

    Pin Symbol I/O No. Serial interface data input for internal mode settings. 31 SSI I Serial interface clock input for internal mode settings. 32 SCK I Serial interface strobe input for internal mode settings. 33 SEN I Vertical sync signal ...

  • Page 5

    Electrical Characteristics DC Characteristics Item Pins Supply voltage 1 V DD2 Supply voltage 2 V DD3 Supply voltage 3 V DD4 Supply voltage DD1 DD5 RST, DSGAT, SSI, SCK, 1 Input voltage 1 SEN, EBCKSM TEST1, ...

  • Page 6

    Inverter I/O Characteristics for Oscillation Item Pins Symbol Logical Vth OSCI LVth V IH Input OSCI voltage Output OSCO voltage V OL Feedback OSCI, RFB resistor OSCO Oscillation OSCI, f frequency OSCO Inverter Input Characteristics for ...

  • Page 7

    Switching Waveforms V1A (V1B, V3A, V3B) V2 (V4) SUB Waveform Noise VCLH TTMH TTHM 90% 90% TTLM 10% 10% 90% 90% 10% TTLM 90% 90% 10% TTLH TTHL 90% 90% 10% VCMH VCLL – 7 – CXD2470R V H TTML ...

  • Page 8

    Measurement Circuit VDI HDI +3.3V –7.5V +15. 3300pF C2 560pF R1 30Ω R2 ...

  • Page 9

    AC Characteristics AC characteristics between the serial interface clocks SSI SCK SEN 0.2V SEN Symbol t s1 SSI setup time, activated by the rising edge of SCK t h1 SSI hold time, activated by the rising edge of SCK t ...

  • Page 10

    Serial interface clock internal loading characteristics (2) VDI HDI VDI 0.2V HDI 0.8V DDd SEN Be sure to maintain a constantly high SEN logic level near the falling edge of VDI. Symbol t s1 SEN setup time, activated by the ...

  • Page 11

    RST loading characteristics RST Symbol t w1 RST pulse width VDI and HDI loading characteristics VDI, HDI MCKO MCKO load capacitance = 10pF Symbol t s1 VDI and HDI setup time, activated by the rising edge of MCKO t VDI ...

  • Page 12

    Output variation characteristics MCKO WEN, ID WEN and ID load capacitance = 10pF Symbol tpd1 Time until the above outputs change after the rise of MCKO 0.8V DDd tpd1 (Within the recommended operating conditions) Definition – 12 – CXD2470R Min. ...

  • Page 13

    Description of Operation Pulses output from the CXD2470R are controlled mainly by the RST and DSGAT pins and by the serial interface data. The Pin Status Table is shown below, and the details of serial interface control are described on ...

  • Page 14

    Serial Interface Control The CXD2470R basically loads and reflects the serial interface data sent in the following format in the readout portion at the falling edge of HDI. Here, readout portion specifies the horizontal period during which V1A/B and V3A/B, ...

  • Page 15

    ... See D08 to D09 CTG. See D10 to D11 MODE. ICX224/ICX284 See D13 to D14 SMD. — See D36 to D37 LDAD. See D38 to D39 STB. See D40 to D47 CKSM. – 15 – CXD2470R Data = 1 10000001 Enabled Disabled ICX202/ICX232 — — RST All 0 All 0 All 0 0 All 0 All ...

  • Page 16

    Shutter Data Data Symbol D00 to CHIP Chip enable D07 D08 to CTG Category switching D09 D10 Electronic shutter vertical period to SVD specification D17 D18 Electronic shutter horizontal period to SHD specification D27 D28 High-speed shutter position to SPL ...

  • Page 17

    Detailed Description of Each Data Shared data: D08 to D09 CTG [Category] Of the data provided to the CXD2470R by the serial interface, the CXD2470R loads D10 and subsequent data to each data register as shown in the table below ...

  • Page 18

    ... CXD2470R and reflected at the falling edge of VDI. The default is "ICX224/ICX284". D12 CCD 0 ICX224/ICX284 1 ICX202/ICX232 Control data: D36 to D37 LDAD [ADCLK logic phase adjustment] This indicates the ADCLK logic phase adjustment data. The default is 90° relative to MCKO. D37 D36 Degree of adjustment (°) ...

  • Page 19

    Control data/shutter data: [Electronic shutter] The CXD2470R realizes various electronic shutter functions by using control data D13 to D14 SMD and shutter data D10 to D17 SVD, D18 to D27 SHD and D28 to D35 SPL. These functions are described ...

  • Page 20

    VDI SHD V1A SUB WEN SMD SVD SHD Further, SPL can be used during this mode to specify the SUB output at the desired vertical period during the low-speed shutter period. In the case below, SUB is output based on ...

  • Page 21

    During this mode, all shutter data items are invalid. The V1A/B and V3A/B ternary level outputs are stopped, so the shutter speed is the value obtained by adding the shutter speed specified in the preceding vertical period ...

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  • Page 37

    ... Application Circuit Block Diagram CCD CCD OUT ICX224/ICX284 ICX202/ICX232 V1A V1B V2 V3A V3B V4 SUB Application circuits shown are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits or for any infringement of third party patent and other right due to same. ...

  • Page 38

    Package Outline Unit: mm 9.0 ± 0 0.5 0.18 – 0.03 0° to 10° DETAIL A SONY CODE EIAJ CODE JEDEC CODE 48PIN LQFP (PLASTIC) 7.0 ± 0 (0.22 0.2 + ...