Aeroflex 2850B/BS 2851/S Digital Analyzers - AEROFLEX - #9

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For the very latest specifications visit www.aeroflex.com RS-232 25 way D-Type female, ISO 2110. Mode X.21 (X.24) Synchronous. RS-449 (V.36) Synchronous. Asynchronous. V.35 Synchronous. RS-232 Synchronous. Asynchronous. Implementation DTE. DCE (Option). Electrical X.21 V.11 (Balanced). V.10 (Unbalanced) (Option). RS-449 (V.36) V.11 (Balanced). V.10 (Unbalanced) (Option). V.35 V.35 (data and timing). V.28 (control lines). RS-232 V.28. Line Code RS-232, V.35 NRZ. X.21, RS-449 NRZ. (V.10, V11) Biphase Mark. Biphase Space. Input Impedance X.21, RS-449 (V.36) V.11 Terminated 120 Ù V.11 Unterminated >3000 Ù V.10 >3000 Ù V.35 100 Ù Data Rate V.11 50 bit/s to 2.5 Mbit/s V.11 50 bit/s to 9 Mbit/s (option 26) V.10 50 bit/s to 100 kbit/s. V.35 50 bit/s to 2.5 Mbit/s. RS-232 Async. 50 bit/s to 38.4 kbit/s Sync. 50 bit/s to 80 kbit/s Timing Synchronous Transmitter External, From DCE, Internal Receiver External, From TX, From DTE, From DCE. Asynchronous Transmit 50, 75, 100, 110, 134.5, 200, 300, 600, 1200, 1800, 2000, 2400, 3600, 4800, 9600, 19200, 38400 bit/s. Receive Receive signal. Polarity The polarity of the transmitter incoming and outgoing clocks and the receiver incoming clock can be selected. Async coding Data bits 5, 6, 7, 8 Stop bits 1, 1.5, 2 Parity Odd, even, none Async character rate Transmitter Selectable: low, medium, high Receiver Up to 1000 characters/sec. Receiver Clock Recovery The receiver clock can be recovered from the data. TEST PATTERNS Sync and async. PRBS 29-1, 211-1, 215-1, 220-1 Sense True or inverted. All Ones Continuous sequence of 1111. All Zeros Continuous sequence of 0000. Alternating Alternating sequence of 1010. Sync. 16 bit word User programmable sequence of 16 bits. 8 + 8 word Two user programmable 8 bit sequences are alternated by an external TTL input. The changeover occurs at the end of 8 bits. Async. Fox Message 3 messages to ITU-T Recommendation R.52. Fox 1 International alphabet 2. Fox 2 International alphabet 5, 96 character set. Fox 3 International Alphabet 5, 64 character set. User message 1-19 characters. ERROR INJECTION Singly By key press. Fixed rate Rate 3x10-1 to 1x10-7(sync only) ALARMS Line, Errors, Pattern. SYNC OUTPUTS PRBS transmit and receive. Polarity Negative pulse. Interface TTL Pulse width 50% of bit interval.