Board-to-wire header with friction lock
The 1-640456-1 is a vertical, through-hole header from TE's MTA-100 series, carrying 11 positions on a 0.100" (2.54mm) pitch, designed for board-to-cable/wire applications.
Pinout and footprint match
All 11 positions are loaded. The solder post length is 0.140" (3.56mm), and the overall contact length is 0.535" (13.59mm). The insulation height is 0.305" (7.75mm). The thermoplastic housing is rated UL94 V-0.
