Nkọwa
AD9957 na-arụ ọrụ dị ka modulator I/Q zuru ụwa ọnụ na onye na-atụgharị elu maka sistemu nkwukọrịta ebe ọnụ ahịa, nha, oriri ike na arụmọrụ siri ike dị oke mkpa.AD9957 na-ejikọta nnukwu ọsọ Direct Digital Synthesizer (DDS), arụmọrụ dị elu, nnukwu ọsọ 14-bit dijitalụ ka onye ntụgharị analog (DAC), sekit multiplier elekere, nzacha dijitalụ na ọrụ DSP ndị ọzọ n'otu mgbawa.Ọ na-enye maka mgbagha ntọala ndabere maka nnyefe data na sistemụ nkwukọrịta wired ma ọ bụ ikuku.AD9957 bụ onyinye nke atọ n'ime ezinaụlọ nke ndị na-eme mgbanwe dijitalụ quadrature (QDUCs), nke gụnyere AD9857 na AD9856.Ọ na-enye uru arụmọrụ na ọsọ arụ ọrụ, ike oriri na arụmọrụ spectral.N'adịghị ka ndị bu ya ụzọ, ọ na-akwado usoro ntinye 16-bit maka data band base I/Q.Enwere ike ịhazi ngwaọrụ ahụ ka ọ rụọ ọrụ dị ka isi iyi sinusoidal nwere otu ụda ma ọ bụ dị ka DAC na-emekọrịta ihe.Ihe ntinye elekere nrụtụ aka na-agụnye oscillator kristal, ntinye dị elu na-ekewa site na abụọ, yana obere mkpọtụ PLL maka ịba ụba nke ugboro elekere.
Nkọwapụta: | |
Njirimara | Uru |
Otu | Sekit jikọtara ọnụ (ICs) |
Interface - Synthesis Digital Direct (DDS) | |
Mfr | Analog Devices Inc. |
Usoro | - |
ngwugwu | Tray |
Ọnọdụ akụkụ | Na-arụ ọrụ |
Mkpebi (Bits) | 14 b |
Nna-ukwu fclk | 1 GHz |
Na-emegharị obosara Okwu (Bits) | 32 b |
Voltaji - ọkọnọ | 1.8V, 3.3V |
Okpomọkụ na-arụ ọrụ | -40°C ~ 85°C |
Ụdị nkwụnye | Ugwu elu |
Ngwungwu / Akpa | Mpempe akwụkwọ ekpughere 100-TQFP |
Ngwungwu ngwaọrụ ndị na-eweta ihe | 100-TQFP-EP (14x14) |
Nọmba ngwaahịa ntọala | AD9957 |