ch7322b Chrontel, ch7322b Datasheet
ch7322b
Related parts for ch7322b
ch7322b Summary of contents
Page 1
... The CH7322B has a master DDC interface and when the hot plug signal is high, the CH7322B will automatically obtain its Physical Address from a HDMI receiver’s EDID and save it in the designated register for future usage ...
Page 2
... CHRONTEL SC SD SPP SC_DDC SD_DDC AS RESET* MISC HPDO/ INTO HPDI OE 2 CEC Rx Automatic Mode Control CEC Tx Clock Tree Figure 1: Functional Block Diagram 209-0000-095 CH7322B CEC XI / FIN XO Rev. 1.2, 6/29/2009 ...
Page 3
... CHRONTEL 1.0 Pin-Out 1.1 Package Diagram FIN HPDO/INTO 209-0000-095 Rev. 1.2, 6/29/2009 Chrontel CH7322B Figure 2: 16-Pin SSOP package CH7322B VDD RESET* ISET CEC SC_DDC SD_DDC HPDI GND 3 ...
Page 4
... FIN. Crystal range MHz. However external CMOS clock is attached FIN, XO should be left open. Output Enable (internal pull-up) When this pin is low, it will put CH7322B into standby mode. Hot Plug Detect Output / Interrupt Output This pin serves as an interrupt for device connection status. However this output pin can be programmed for other usage ...
Page 5
... CEC output low voltage OL,CEC V CEC input high voltage IH,CEC threshold 209-0000-095 Rev. 1.2, 6/29/2009 Min -0.5 GND – 0.5 Indefinite -65 Min 3.0 0 Min Test Condition Min Note 1,2,3 2.5 Note 1,2,3 CH7322B Typ Max Units 5 V VDD + 0.5 V Sec °C 150 °C 150 °C TBD Typ Max Units 3.3 3.6 V °C 85 ...
Page 6
... Note 1: CEC pin connected to 3.3V via 27Kohm resistor. VDD=3.3V. Note 2: CEC pin connected to 3.3V via 3Kohm resistor. VDD=3.3V. Note 3: CEC pin connected to ground via 150Kohm resistor. VDD=3.3V. 6 Test Condition Min 0.8 1.62 0.2 I =3.0mA OL 1.1 1.25 0.9 0.8*VDD 0.25*VDD 1.2 0.9 1.25 0.9 209-0000-095 CH7322B Typ Max Unit 1.0 V 0.5 V 5.5 V 1.25 V 1.0 V 0.25 V 0.2 0 ohm 5 ...
Page 7
... Note 2: CEC pin connected to 3.3V via 3Kohm resistor and external 7200pF capacitor to ground. VDD=3.3V. Note 3: CEC pin connected to external 150pF capacitor to ground. VDD=3.3V. 209-0000-095 Rev. 1.2, 6/29/2009 Test Condition Min Typ Note 1,2,3 Note 1,2 CH7322B Max Unit 50 250 MHz 100 ...
Page 8
... CHRONTEL 3.0 Package Dimensions Table of Dimensions No. of Leads MIN 5.80 3.80 Milli- meters MAX 6.20 4. ο Figure 3: 16-Pin SSOP Package SYMBOL 0.20 4.80 1.35 0.10 0.635 0.30 5.00 1.75 0.25 209-0000-095 CH7322B I J φ φ 0.25 0.18 0.40 0° 0.50 0.25 1.27 8° Rev. 1.2, 6/29/2009 ...
Page 9
... CHRONTEL 4.0 Revision History Table 2: Revision History Rev. # Date Section 1.0 2/18/09 All 1.1 2/20/08 1.2 6/29/2009 Features 209-0000-095 Rev. 1.2, 6/29/2009 Description Official release. Add Ordering Information Add 8KV ESD protection spec. CH7322B 9 ...
Page 10
... Chrontel, Inc. All Rights Reserved. Printed in the U.S.A. 10 Disclaimer ORDERING INFORMATION Number of Package Type Pins Lead Free SSOP 16 Lead Free SSOP 16 in Tape & Reel Chrontel San Jose, CA 95131-1326 Tel: (408) 383-9328 Fax: (408) 383-9338 www.chrontel.com E-mail: sales@chrontel.com 209-0000-095 CH7322B Voltage Supply 3.3V 3.3V Rev. 1.2, 6/29/2009 ...