ZL49011 is (ZL49010 - ZL49031) Wide Dynamic Range DTMF Receiver manufactured by Zarlink Semiconductor.
| Part Number | Description |
|---|---|
| ZL49010 | (ZL49010 - ZL49031) Wide Dynamic Range DTMF Receiver |
| ZL49020 | (ZL49010 - ZL49031) Wide Dynamic Range DTMF Receiver |
| ZL49021 | (ZL49010 - ZL49031) Wide Dynamic Range DTMF Receiver |
| ZL49030 | (ZL49010 - ZL49031) Wide Dynamic Range DTMF Receiver |
| ZL49031 | (ZL49010 - ZL49031) Wide Dynamic Range DTMF Receiver |
The ZL490xx is a family of high performance DTMF receivers which decode all 16 tone pairs into a 4-bit binary code. These devices incorporate an AGC for wide dynamic range and are suitable for end-to-end signalling. The ZL490x0 provides an early steering (ESt) logic output to indicate the detection of a DTMF PWDN VDD VSS 1 Voltage Bias Circuit Steering Circuit High Group Filter Antialias Filter Dial Tone Filter Low...
