ht82v14 Holtek Semiconductor Inc., ht82v14 Datasheet
ht82v14
Related parts for ht82v14
ht82v14 Summary of contents
Page 1
... Input clamp circuitry for CDS-mode · Internal/external circuitfor CIS · General Description The HT82V14 is a complete analog signal pro- cessor for CCD imaging applications. It fea- tures a 3-channel architecture designed to sample and condition the outputs of the trilinear color CCD arrays. Each channel con- ...
Page 2
... Digital driver ground Digital data output Serial data input/output Clock input for serial interface Chip select Analog ground +5V analog supply Reference decoupling Reference decoupling Analog Input, blue Internal reference output Analog Input, green CIS reference decoupling Analog input, red 2 HT82V14 July 12, 2000 ...
Page 3
... TBD ¾ ¾ 5V±10% 1 ¾ 5V±10% ¾ ¾ 5V±10% 1 ¾ 5V±10% ¾ ¾ 5V±10% ¾ -200 5V±10% ¾ ¾ 3 HT82V14 Max. Unit 6 MSPS ¾ 5 MSPS ¾ 14 BIT ¾ LSB ¾ 1.2 LSB ¾ 4 Vp-p ¾ ¾ ¾ ...
Page 4
... I =50mA 4.5 4.9 OH 3.3V~5V I =0.5mA 2.4 OH 3.3V~5V I =-50mA ¾ OL 3.3V~5V I =-0.6mA ¾ OL 3.3V~5V ¾ ¾ 4 HT82V14 Max. Unit 5. ¾ V ¾ ¾ 0.8 V ¾ ¾ mA ¾ ¾ V ¾ V ¾ ¾ 0.1 V ¾ 0.4 V ¾ ¾ July 12, 2000 ...
Page 5
... B CDS 1-channel internally-defined mux (01) C CIS/SHA 3-channel internally-defined and pixel-rate mux (00) D CIS/SHA 1-channel internally-defined mux (01) Mode A Note: DATA timing from pixel to pixel is decided by the first rising edge of ADCCLK when CDSCLK2 is from high to low. Mode B HT82V14 Channel Mode 5 July 12, 2000 ...
Page 6
... Mode C Mode D HT82V14 6 July 12, 2000 ...
Page 7
... Interface Timing I/O write operation timing I/O read operation timing Digital output timing 7 HT82V14 July 12, 2000 ...
Page 8
... Output Enable High to 3-state HZ Latency Interface Timing t Data Setup Time DS t Data Hold Time DH t Enable Setup Time LS t Enable Hold Time LH t Read Data Valid Time RDV HT82V14 Min. Typ. Max. 500 ¾ ¾ 200 ¾ ¾ 50 ¾ ¾ 50 ¾ ¾ 50 ¾ ¾ ...
Page 9
... Green Offset Register Blue Offset Register Color Index Register Function For CCD For CIS dark reference: 1.4V For CIS dark reference: 0V Function For CDS pixel-by-pixel clamp For CDS reset reference<5V Function 3-channel pixel-rate mux 1-channel for internal define 9 HT82V14 July 12, 2000 ...
Page 10
... Color index register Bit7 Reserved Bit6 Reserved Bit5 Reserve Bit4 Index for 3 channel mode Bit3 Index for 3 channel mode Bit2 Index for 3 channel mode Bit1 Index for 1 channel mode Bit0 Index for 1 channel mode where x=0~3 1.5 10 HT82V14 July 12, 2000 ...
Page 11
... Application Circuits Note: Decoupling capacitor of RIN, GIN, BIN may change its value from 300pF to 0.1mF depending on the system environment. R®G®B R®B®G G®R®B G®B®R B®R®G B®G®R Reserved Reserved HT82V14 July 12, 2000 ...
Page 12
... Holtek reserves the right to alter its products without prior notification. For the most up-to-date information, please visit our web site at http://www.holtek.com.tw. 12 HT82V14 July 12, 2000 ...