ICM9102M SINGLE CHIP TELEPHONE BOARD MODULE FEATURES • • • • • • • • • • OVERVIEW Complete single-line telephone module Advanced ICM7102B phone IC Superb 6kV lightning protection High ring volume, 85dB typical Selectable medium ring volume Ring lamp indicator In-use LED indicator Loop current as low as 15mA Consistent DTMF level regardless of loop current level FLASH, REDIAL, PAUSE, and MUTE functions ICM9102M is a complete single-line telephone board module designed for low cost applications. The module is specially equipped with 6kV lightning protection. It also features exceptionally high ring volume selectable by slide switch. Contact us to customize the printed circuit board to fit your enclosure requirements. TYPICAL MODULE CONFIGURATION Buzzer In-Use LED Ringing Light Ring volume switch Keypad Line jack (623K) Main Board Hook switch Handset jack (616E) Figure 1.1 Typical Module Configuration Rev. 1.7.8D ICmic reserves the right to change the specifications without prior notice 1 ICM9102M SINGLE CHIP TELEPHONE BOARD MODULE TYPICAL JACK CONNECTIONS TO ELECTRET-MIC HANDSET black: red: yellow: green: mic+ micspsp+ Figure 2.2 Handset wire connection to the standard 616E jack. Figure 2.1 Handset wire connection to the board. TYPICAL CHARACTERISTICS (Actual characteristics depends on the actual handset being used) Symbol Parameter Test Conditions Min Typ Max Unit Acoustic SLR RLR STMR ZAC Send Loudness Rating Receive Loudness Rating Sidetone Masking Rating AC Impedance 0km 1 dB 0km -6 dB 0km 8 dB 0km 400 470 650 Ω -11 -9 1 -10 -8 2 -9 -7 3 dBm dBm dB DTMF DTMFLF DTMFHF DTMF Low Band Level DTMF High Band Level Twist Others RONHOOK ROFFHOOK Rev. 1.7.8D Resistance, on-hook Resistance, off-hook Ring Level 7 300 Loop = 25mA ICmic reserves the right to change the specifications without prior notice 80 85 MΩ Ω dB 2 ICM9102M SINGLE CHIP TELEPHONE BOARD MODULE DISCLAIMER The information contained herein is current as of the date of publication; however, delivery of this document shall not under any circumstances create any implication that the information contained herein is correct as of any time subsequent to such date. ICmic reserves the right to make changes without notification, even if such changes would render information contained herein inaccurate or incomplete. ICmic makes no representation or warranty that any circuit designed by reference to the information contained herein, will function without errors and as intended by the designer. Rev. 1.7.8D ICmic reserves the right to change the specifications without prior notice 3