u-law and A-law, 1.536, 1.544, 2.048 MHz 20-PDIP
Texas Instruments
Texas Instruments - TCM129C13DW
$1.49
Texas Instruments - TCM29C13DWR
$0.93
Texas Instruments - TCM129C13N
[no prices available]
Texas Instruments - TCM29C13
$0.93 - $1.49
Texas Instruments - TCM29C13DW
$1.18 - $1.38